19358423892

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{907}}^1$

素因数の和:1262

約数の個数: 144

約数和(自身を含む): 51758179200

約数和(自身を除く): 32399755308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 149, 173, 207, 276, 298, 346, 414, 447, 519, 596, 692, 828, 894, 907, 1038, 1341, 1557, 1788, 1814, 2076, 2682, 2721, 3114, 3427, 3628, 3979, 5364, 5442, 6228, 6854, 7958, 8163, 10281, 10884, 11937, 13708, 15916, 16326, 20562, 20861, 23874, 25777, 30843, 32652, 35811, 41124, 41722, 47748, 51554, 61686, 62583, 71622, 77331, 83444, 103108, 123372, 125166, 135143, 143244, 154662, 156911, 187749, 231993, 250332, 270286, 309324, 313822, 375498, 405429, 463986, 470733, 540572, 592871, 627644, 750996, 810858, 927972, 941466, 1185742, 1216287, 1412199, 1621716, 1778613, 1882932, 2371484, 2432574, 2824398, 3108289, 3557226, 3608953, 4865148, 5335839, 5648796, 6216578, 7114452, 7217906, 9324867, 10671678, 10826859, 12433156, 14435812, 18649734, 21343356, 21653718, 23379739, 27974601, 32480577, 37299468, 43307436, 46759478, 55949202, 64961154, 70139217, 93518956, 111898404, 129922308, 140278434, 210417651, 280556868, 420835302, 537733997, 841670604, 1075467994, 1613201991, 2150935988, 3226403982, 4839605973, 6452807964, 9679211946, 19358423892]

約数ペア:

[(1, 19358423892), (2, 9679211946), (3, 6452807964), (4, 4839605973), (6, 3226403982), (9, 2150935988), (12, 1613201991), (18, 1075467994), (23, 841670604), (36, 537733997), (46, 420835302), (69, 280556868), (92, 210417651), (138, 140278434), (149, 129922308), (173, 111898404), (207, 93518956), (276, 70139217), (298, 64961154), (346, 55949202), (414, 46759478), (447, 43307436), (519, 37299468), (596, 32480577), (692, 27974601), (828, 23379739), (894, 21653718), (907, 21343356), (1038, 18649734), (1341, 14435812), (1557, 12433156), (1788, 10826859), (1814, 10671678), (2076, 9324867), (2682, 7217906), (2721, 7114452), (3114, 6216578), (3427, 5648796), (3628, 5335839), (3979, 4865148), (5364, 3608953), (5442, 3557226), (6228, 3108289), (6854, 2824398), (7958, 2432574), (8163, 2371484), (10281, 1882932), (10884, 1778613), (11937, 1621716), (13708, 1412199), (15916, 1216287), (16326, 1185742), (20562, 941466), (20861, 927972), (23874, 810858), (25777, 750996), (30843, 627644), (32652, 592871), (35811, 540572), (41124, 470733), (41722, 463986), (47748, 405429), (51554, 375498), (61686, 313822), (62583, 309324), (71622, 270286), (77331, 250332), (83444, 231993), (103108, 187749), (123372, 156911), (125166, 154662), (135143, 143244)]