20553612

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1901}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 51764832

約数和(自身を除く): 31211220

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 53, 68, 102, 106, 159, 204, 212, 318, 636, 901, 1802, 1901, 2703, 3604, 3802, 5406, 5703, 7604, 10812, 11406, 22812, 32317, 64634, 96951, 100753, 129268, 193902, 201506, 302259, 387804, 403012, 604518, 1209036, 1712801, 3425602, 5138403, 6851204, 10276806, 20553612]

約数ペア:

[(1, 20553612), (2, 10276806), (3, 6851204), (4, 5138403), (6, 3425602), (12, 1712801), (17, 1209036), (34, 604518), (51, 403012), (53, 387804), (68, 302259), (102, 201506), (106, 193902), (159, 129268), (204, 100753), (212, 96951), (318, 64634), (636, 32317), (901, 22812), (1802, 11406), (1901, 10812), (2703, 7604), (3604, 5703), (3802, 5406)]