20176491904

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{13877}}^1$

素因数の和:14235

約数の個数: 64

約数和(自身を含む): 41419168560

約数和(自身を除く): 21242676656

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 296, 307, 592, 614, 1184, 1228, 2368, 2456, 4736, 4912, 9824, 11359, 13877, 19648, 22718, 27754, 39296, 45436, 55508, 90872, 111016, 181744, 222032, 363488, 444064, 513449, 726976, 888128, 1026898, 1453952, 1776256, 2053796, 4107592, 4260239, 8215184, 8520478, 16430368, 17040956, 32860736, 34081912, 65721472, 68163824, 136327648, 157628843, 272655296, 315257686, 545310592, 630515372, 1261030744, 2522061488, 5044122976, 10088245952, 20176491904]

約数ペア:

[(1, 20176491904), (2, 10088245952), (4, 5044122976), (8, 2522061488), (16, 1261030744), (32, 630515372), (37, 545310592), (64, 315257686), (74, 272655296), (128, 157628843), (148, 136327648), (296, 68163824), (307, 65721472), (592, 34081912), (614, 32860736), (1184, 17040956), (1228, 16430368), (2368, 8520478), (2456, 8215184), (4736, 4260239), (4912, 4107592), (9824, 2053796), (11359, 1776256), (13877, 1453952), (19648, 1026898), (22718, 888128), (27754, 726976), (39296, 513449), (45436, 444064), (55508, 363488), (90872, 222032), (111016, 181744)]