19661776078

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{390223}}^1$

素因数の和:390352

約数の個数: 32

約数和(自身を含む): 34839198720

約数和(自身を除く): 15177422642

約数列:

[1, 2, 7, 14, 59, 61, 118, 122, 413, 427, 826, 854, 3599, 7198, 25193, 50386, 390223, 780446, 2731561, 5463122, 23023157, 23803603, 46046314, 47607206, 161162099, 166625221, 322324198, 333250442, 1404412577, 2808825154, 9830888039, 19661776078]

約数ペア:

[(1, 19661776078), (2, 9830888039), (7, 2808825154), (14, 1404412577), (59, 333250442), (61, 322324198), (118, 166625221), (122, 161162099), (413, 47607206), (427, 46046314), (826, 23803603), (854, 23023157), (3599, 5463122), (7198, 2731561), (25193, 780446), (50386, 390223)]