20165074432

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{15307}}^1$

素因数の和:15439

約数の個数: 80

約数和(自身を含む): 42094305792

約数和(自身を除く): 21929231360

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 166, 248, 256, 332, 496, 512, 664, 992, 1328, 1984, 2573, 2656, 3968, 5146, 5312, 7936, 10292, 10624, 15307, 15872, 20584, 21248, 30614, 41168, 42496, 61228, 82336, 122456, 164672, 244912, 329344, 474517, 489824, 658688, 949034, 979648, 1270481, 1317376, 1898068, 1959296, 2540962, 3796136, 3918592, 5081924, 7592272, 7837184, 10163848, 15184544, 20327696, 30369088, 39384911, 40655392, 60738176, 78769822, 81310784, 121476352, 157539644, 162621568, 242952704, 315079288, 325243136, 630158576, 650486272, 1260317152, 2520634304, 5041268608, 10082537216, 20165074432]

約数ペア:

[(1, 20165074432), (2, 10082537216), (4, 5041268608), (8, 2520634304), (16, 1260317152), (31, 650486272), (32, 630158576), (62, 325243136), (64, 315079288), (83, 242952704), (124, 162621568), (128, 157539644), (166, 121476352), (248, 81310784), (256, 78769822), (332, 60738176), (496, 40655392), (512, 39384911), (664, 30369088), (992, 20327696), (1328, 15184544), (1984, 10163848), (2573, 7837184), (2656, 7592272), (3968, 5081924), (5146, 3918592), (5312, 3796136), (7936, 2540962), (10292, 1959296), (10624, 1898068), (15307, 1317376), (15872, 1270481), (20584, 979648), (21248, 949034), (30614, 658688), (41168, 489824), (42496, 474517), (61228, 329344), (82336, 244912), (122456, 164672)]