18683308

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 41655600

約数和(自身を除く): 22972292

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 98, 116, 133, 173, 196, 203, 266, 346, 406, 532, 551, 692, 812, 931, 1102, 1211, 1421, 1862, 2204, 2422, 2842, 3287, 3724, 3857, 4844, 5017, 5684, 6574, 7714, 8477, 10034, 13148, 15428, 16954, 20068, 23009, 26999, 33908, 35119, 46018, 53998, 70238, 92036, 95323, 107996, 140476, 161063, 190646, 245833, 322126, 381292, 491666, 644252, 667261, 983332, 1334522, 2669044, 4670827, 9341654, 18683308]

約数ペア:

[(1, 18683308), (2, 9341654), (4, 4670827), (7, 2669044), (14, 1334522), (19, 983332), (28, 667261), (29, 644252), (38, 491666), (49, 381292), (58, 322126), (76, 245833), (98, 190646), (116, 161063), (133, 140476), (173, 107996), (196, 95323), (203, 92036), (266, 70238), (346, 53998), (406, 46018), (532, 35119), (551, 33908), (692, 26999), (812, 23009), (931, 20068), (1102, 16954), (1211, 15428), (1421, 13148), (1862, 10034), (2204, 8477), (2422, 7714), (2842, 6574), (3287, 5684), (3724, 5017), (3857, 4844)]