64818538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 106920000

約数和(自身を除く): 42101462

約数列:

[1, 2, 19, 29, 38, 58, 131, 262, 449, 551, 898, 1102, 2489, 3799, 4978, 7598, 8531, 13021, 17062, 26042, 58819, 72181, 117638, 144362, 247399, 494798, 1117561, 1705751, 2235122, 3411502, 32409269, 64818538]

約数ペア:

[(1, 64818538), (2, 32409269), (19, 3411502), (29, 2235122), (38, 1705751), (58, 1117561), (131, 494798), (262, 247399), (449, 144362), (551, 117638), (898, 72181), (1102, 58819), (2489, 26042), (3799, 17062), (4978, 13021), (7598, 8531)]