20161301576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1\times {\mathrm{2909}}^1$

素因数の和:3678

約数の個数: 64

約数和(自身を含む): 41183251200

約数和(自身を除く): 21021949624

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 647, 824, 1294, 1339, 2588, 2678, 2909, 5176, 5356, 5818, 8411, 10712, 11636, 16822, 23272, 33644, 37817, 66641, 67288, 75634, 133282, 151268, 266564, 299627, 302536, 533128, 599254, 866333, 1198508, 1732666, 1882123, 2397016, 3465332, 3764246, 3895151, 6930664, 7528492, 7790302, 15056984, 15580604, 24467599, 31161208, 48935198, 97870396, 193858669, 195740792, 387717338, 775434676, 1550869352, 2520162697, 5040325394, 10080650788, 20161301576]

約数ペア:

[(1, 20161301576), (2, 10080650788), (4, 5040325394), (8, 2520162697), (13, 1550869352), (26, 775434676), (52, 387717338), (103, 195740792), (104, 193858669), (206, 97870396), (412, 48935198), (647, 31161208), (824, 24467599), (1294, 15580604), (1339, 15056984), (2588, 7790302), (2678, 7528492), (2909, 6930664), (5176, 3895151), (5356, 3764246), (5818, 3465332), (8411, 2397016), (10712, 1882123), (11636, 1732666), (16822, 1198508), (23272, 866333), (33644, 599254), (37817, 533128), (66641, 302536), (67288, 299627), (75634, 266564), (133282, 151268)]