26421218128

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{1297}}^1\times {\mathrm{9719}}^1$

素因数の和:11155

約数の個数: 40

約数和(自身を含む): 51626963520

約数和(自身を除く): 25205745392

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 1297, 2096, 2594, 5188, 9719, 10376, 19438, 20752, 38876, 77752, 155504, 169907, 339814, 679628, 1273189, 1359256, 2546378, 2718512, 5092756, 10185512, 12605543, 20371024, 25211086, 50422172, 100844344, 201688688, 1651326133, 3302652266, 6605304532, 13210609064, 26421218128]

約数ペア:

[(1, 26421218128), (2, 13210609064), (4, 6605304532), (8, 3302652266), (16, 1651326133), (131, 201688688), (262, 100844344), (524, 50422172), (1048, 25211086), (1297, 20371024), (2096, 12605543), (2594, 10185512), (5188, 5092756), (9719, 2718512), (10376, 2546378), (19438, 1359256), (20752, 1273189), (38876, 679628), (77752, 339814), (155504, 169907)]