18516476556

素因数分解:

$2^2\times 3^5\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{2459}}^1$

素因数の和:2666

約数の個数: 144

約数和(自身を含む): 49743482880

約数和(自身を除く): 31227006324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 127, 162, 183, 243, 244, 254, 324, 366, 381, 486, 508, 549, 732, 762, 972, 1098, 1143, 1524, 1647, 2196, 2286, 2459, 3294, 3429, 4572, 4918, 4941, 6588, 6858, 7377, 7747, 9836, 9882, 10287, 13716, 14754, 14823, 15494, 19764, 20574, 22131, 23241, 29508, 29646, 30861, 30988, 41148, 44262, 46482, 59292, 61722, 66393, 69723, 88524, 92964, 123444, 132786, 139446, 149999, 199179, 209169, 265572, 278892, 299998, 312293, 398358, 418338, 449997, 597537, 599996, 624586, 627507, 796716, 836676, 899994, 936879, 1195074, 1249172, 1255014, 1349991, 1799988, 1873758, 1882521, 2390148, 2510028, 2699982, 2810637, 3747516, 3765042, 4049973, 5399964, 5621274, 7530084, 8099946, 8431911, 11242548, 12149919, 16199892, 16863822, 19049873, 24299838, 25295733, 33727644, 36449757, 38099746, 48599676, 50591466, 57149619, 72899514, 75887199, 76199492, 101182932, 114299238, 145799028, 151774398, 171448857, 228598476, 303548796, 342897714, 514346571, 685795428, 1028693142, 1543039713, 2057386284, 3086079426, 4629119139, 6172158852, 9258238278, 18516476556]

約数ペア:

[(1, 18516476556), (2, 9258238278), (3, 6172158852), (4, 4629119139), (6, 3086079426), (9, 2057386284), (12, 1543039713), (18, 1028693142), (27, 685795428), (36, 514346571), (54, 342897714), (61, 303548796), (81, 228598476), (108, 171448857), (122, 151774398), (127, 145799028), (162, 114299238), (183, 101182932), (243, 76199492), (244, 75887199), (254, 72899514), (324, 57149619), (366, 50591466), (381, 48599676), (486, 38099746), (508, 36449757), (549, 33727644), (732, 25295733), (762, 24299838), (972, 19049873), (1098, 16863822), (1143, 16199892), (1524, 12149919), (1647, 11242548), (2196, 8431911), (2286, 8099946), (2459, 7530084), (3294, 5621274), (3429, 5399964), (4572, 4049973), (4918, 3765042), (4941, 3747516), (6588, 2810637), (6858, 2699982), (7377, 2510028), (7747, 2390148), (9836, 1882521), (9882, 1873758), (10287, 1799988), (13716, 1349991), (14754, 1255014), (14823, 1249172), (15494, 1195074), (19764, 936879), (20574, 899994), (22131, 836676), (23241, 796716), (29508, 627507), (29646, 624586), (30861, 599996), (30988, 597537), (41148, 449997), (44262, 418338), (46482, 398358), (59292, 312293), (61722, 299998), (66393, 278892), (69723, 265572), (88524, 209169), (92964, 199179), (123444, 149999), (132786, 139446)]