20210219296

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{739}}^1\times {\mathrm{12037}}^1$

素因数の和:12857

約数の個数: 48

約数和(自身を含む): 40407232320

約数和(自身を除く): 20197013024

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 739, 1136, 1478, 2272, 2956, 5912, 11824, 12037, 23648, 24074, 48148, 52469, 96296, 104938, 192592, 209876, 385184, 419752, 839504, 854627, 1679008, 1709254, 3418508, 6837016, 8895343, 13674032, 17790686, 27348064, 35581372, 71162744, 142325488, 284650976, 631569353, 1263138706, 2526277412, 5052554824, 10105109648, 20210219296]

約数ペア:

[(1, 20210219296), (2, 10105109648), (4, 5052554824), (8, 2526277412), (16, 1263138706), (32, 631569353), (71, 284650976), (142, 142325488), (284, 71162744), (568, 35581372), (739, 27348064), (1136, 17790686), (1478, 13674032), (2272, 8895343), (2956, 6837016), (5912, 3418508), (11824, 1709254), (12037, 1679008), (23648, 854627), (24074, 839504), (48148, 419752), (52469, 385184), (96296, 209876), (104938, 192592)]