20164272

素因数分解:

$2^4\times 3^1\times {\mathrm{199}}^1\times {\mathrm{2111}}^1$

素因数の和:2321

約数の個数: 40

約数和(自身を含む): 52377600

約数和(自身を除く): 32213328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 199, 398, 597, 796, 1194, 1592, 2111, 2388, 3184, 4222, 4776, 6333, 8444, 9552, 12666, 16888, 25332, 33776, 50664, 101328, 420089, 840178, 1260267, 1680356, 2520534, 3360712, 5041068, 6721424, 10082136, 20164272]

約数ペア:

[(1, 20164272), (2, 10082136), (3, 6721424), (4, 5041068), (6, 3360712), (8, 2520534), (12, 1680356), (16, 1260267), (24, 840178), (48, 420089), (199, 101328), (398, 50664), (597, 33776), (796, 25332), (1194, 16888), (1592, 12666), (2111, 9552), (2388, 8444), (3184, 6333), (4222, 4776)]