19459986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1283

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 30133614

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 174, 182, 203, 273, 377, 406, 546, 609, 754, 1131, 1218, 1229, 2262, 2458, 2639, 3687, 5278, 7374, 7917, 8603, 15834, 15977, 17206, 25809, 31954, 35641, 47931, 51618, 71282, 95862, 106923, 111839, 213846, 223678, 249487, 335517, 463333, 498974, 671034, 748461, 926666, 1389999, 1496922, 2779998, 3243331, 6486662, 9729993, 19459986]

約数ペア:

[(1, 19459986), (2, 9729993), (3, 6486662), (6, 3243331), (7, 2779998), (13, 1496922), (14, 1389999), (21, 926666), (26, 748461), (29, 671034), (39, 498974), (42, 463333), (58, 335517), (78, 249487), (87, 223678), (91, 213846), (174, 111839), (182, 106923), (203, 95862), (273, 71282), (377, 51618), (406, 47931), (546, 35641), (609, 31954), (754, 25809), (1131, 17206), (1218, 15977), (1229, 15834), (2262, 8603), (2458, 7917), (2639, 7374), (3687, 5278)]