20235067268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{32621}}^1$

素因数の和:32868

約数の個数: 48

約数和(自身を含む): 38874984960

約数和(自身を除く): 18639917692

約数列:

[1, 2, 4, 13, 26, 52, 79, 151, 158, 302, 316, 604, 1027, 1963, 2054, 3926, 4108, 7852, 11929, 23858, 32621, 47716, 65242, 130484, 155077, 310154, 424073, 620308, 848146, 1696292, 2577059, 4925771, 5154118, 9851542, 10308236, 19703084, 33501767, 64035023, 67003534, 128070046, 134007068, 256140092, 389135909, 778271818, 1556543636, 5058766817, 10117533634, 20235067268]

約数ペア:

[(1, 20235067268), (2, 10117533634), (4, 5058766817), (13, 1556543636), (26, 778271818), (52, 389135909), (79, 256140092), (151, 134007068), (158, 128070046), (302, 67003534), (316, 64035023), (604, 33501767), (1027, 19703084), (1963, 10308236), (2054, 9851542), (3926, 5154118), (4108, 4925771), (7852, 2577059), (11929, 1696292), (23858, 848146), (32621, 620308), (47716, 424073), (65242, 310154), (130484, 155077)]