19121904

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 58515600

約数和(自身を除く): 39393696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 36, 38, 48, 57, 58, 72, 76, 87, 114, 116, 144, 152, 171, 174, 228, 232, 241, 261, 304, 342, 348, 456, 464, 482, 522, 551, 684, 696, 723, 912, 964, 1044, 1102, 1368, 1392, 1446, 1653, 1928, 2088, 2169, 2204, 2736, 2892, 3306, 3856, 4176, 4338, 4408, 4579, 4959, 5784, 6612, 6989, 8676, 8816, 9158, 9918, 11568, 13224, 13737, 13978, 17352, 18316, 19836, 20967, 26448, 27474, 27956, 34704, 36632, 39672, 41211, 41934, 54948, 55912, 62901, 73264, 79344, 82422, 83868, 109896, 111824, 125802, 132791, 164844, 167736, 219792, 251604, 265582, 329688, 335472, 398373, 503208, 531164, 659376, 796746, 1006416, 1062328, 1195119, 1593492, 2124656, 2390238, 3186984, 4780476, 6373968, 9560952, 19121904]

約数ペア:

[(1, 19121904), (2, 9560952), (3, 6373968), (4, 4780476), (6, 3186984), (8, 2390238), (9, 2124656), (12, 1593492), (16, 1195119), (18, 1062328), (19, 1006416), (24, 796746), (29, 659376), (36, 531164), (38, 503208), (48, 398373), (57, 335472), (58, 329688), (72, 265582), (76, 251604), (87, 219792), (114, 167736), (116, 164844), (144, 132791), (152, 125802), (171, 111824), (174, 109896), (228, 83868), (232, 82422), (241, 79344), (261, 73264), (304, 62901), (342, 55912), (348, 54948), (456, 41934), (464, 41211), (482, 39672), (522, 36632), (551, 34704), (684, 27956), (696, 27474), (723, 26448), (912, 20967), (964, 19836), (1044, 18316), (1102, 17352), (1368, 13978), (1392, 13737), (1446, 13224), (1653, 11568), (1928, 9918), (2088, 9158), (2169, 8816), (2204, 8676), (2736, 6989), (2892, 6612), (3306, 5784), (3856, 4959), (4176, 4579), (4338, 4408)]