19869066

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2307

約数の個数: 48

約数和(自身を含む): 49915008

約数和(自身を除く): 30045942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2221, 2982, 4442, 4473, 6663, 8946, 13326, 15547, 19989, 31094, 39978, 46641, 93282, 139923, 157691, 279846, 315382, 473073, 946146, 1103837, 1419219, 2207674, 2838438, 3311511, 6623022, 9934533, 19869066]

約数ペア:

[(1, 19869066), (2, 9934533), (3, 6623022), (6, 3311511), (7, 2838438), (9, 2207674), (14, 1419219), (18, 1103837), (21, 946146), (42, 473073), (63, 315382), (71, 279846), (126, 157691), (142, 139923), (213, 93282), (426, 46641), (497, 39978), (639, 31094), (994, 19989), (1278, 15547), (1491, 13326), (2221, 8946), (2982, 6663), (4442, 4473)]