374341436

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{20857}}^1$

素因数の和:21509

約数の個数: 24

約数和(自身を含む): 749886816

約数和(自身を除く): 375545380

約数列:

[1, 2, 4, 7, 14, 28, 641, 1282, 2564, 4487, 8974, 17948, 20857, 41714, 83428, 145999, 291998, 583996, 13369337, 26738674, 53477348, 93585359, 187170718, 374341436]

約数ペア:

[(1, 374341436), (2, 187170718), (4, 93585359), (7, 53477348), (14, 26738674), (28, 13369337), (641, 583996), (1282, 291998), (2564, 145999), (4487, 83428), (8974, 41714), (17948, 20857)]