18995655172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{40693}}^1$

素因数の和:40948

約数の個数: 48

約数和(自身を含む): 36753518592

約数和(自身を除く): 17757863420

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 191, 382, 611, 764, 1222, 2444, 2483, 4966, 8977, 9932, 17954, 35908, 40693, 81386, 116701, 162772, 233402, 466804, 529009, 1058018, 1912571, 2116036, 3825142, 7650284, 7772363, 15544726, 24863423, 31089452, 49726846, 99453692, 101040719, 202081438, 365301061, 404162876, 730602122, 1461204244, 4748913793, 9497827586, 18995655172]

約数ペア:

[(1, 18995655172), (2, 9497827586), (4, 4748913793), (13, 1461204244), (26, 730602122), (47, 404162876), (52, 365301061), (94, 202081438), (188, 101040719), (191, 99453692), (382, 49726846), (611, 31089452), (764, 24863423), (1222, 15544726), (2444, 7772363), (2483, 7650284), (4966, 3825142), (8977, 2116036), (9932, 1912571), (17954, 1058018), (35908, 529009), (40693, 466804), (81386, 233402), (116701, 162772)]