9978436

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:568

約数の個数: 36

約数和(自身を含む): 19599300

約数和(自身を除く): 9620864

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 169, 338, 377, 509, 676, 754, 1018, 1508, 2036, 4901, 6617, 9802, 13234, 14761, 19604, 26468, 29522, 59044, 86021, 172042, 191893, 344084, 383786, 767572, 2494609, 4989218, 9978436]

約数ペア:

[(1, 9978436), (2, 4989218), (4, 2494609), (13, 767572), (26, 383786), (29, 344084), (52, 191893), (58, 172042), (116, 86021), (169, 59044), (338, 29522), (377, 26468), (509, 19604), (676, 14761), (754, 13234), (1018, 9802), (1508, 6617), (2036, 4901)]