634578416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{56417}}^1$

素因数の和:56481

約数の個数: 40

約数和(自身を含む): 1329208080

約数和(自身を除く): 694629664

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 56417, 112834, 225668, 451336, 902672, 1071923, 2087429, 2143846, 4174858, 4287692, 8349716, 8575384, 16699432, 17150768, 33398864, 39661151, 79322302, 158644604, 317289208, 634578416]

約数ペア:

[(1, 634578416), (2, 317289208), (4, 158644604), (8, 79322302), (16, 39661151), (19, 33398864), (37, 17150768), (38, 16699432), (74, 8575384), (76, 8349716), (148, 4287692), (152, 4174858), (296, 2143846), (304, 2087429), (592, 1071923), (703, 902672), (1406, 451336), (2812, 225668), (5624, 112834), (11248, 56417)]