18738328

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3313}}^1$

素因数の和:3427

約数の個数: 32

約数和(自身を含む): 40563360

約数和(自身を除く): 21825032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 3313, 5656, 6626, 13252, 23191, 26504, 46382, 92764, 185528, 334613, 669226, 1338452, 2342291, 2676904, 4684582, 9369164, 18738328]

約数ペア:

[(1, 18738328), (2, 9369164), (4, 4684582), (7, 2676904), (8, 2342291), (14, 1338452), (28, 669226), (56, 334613), (101, 185528), (202, 92764), (404, 46382), (707, 26504), (808, 23191), (1414, 13252), (2828, 6626), (3313, 5656)]