393331984

素因数分解:

$2^4\times {\mathrm{1667}}^1\times {\mathrm{14747}}^1$

素因数の和:16422

約数の個数: 20

約数和(自身を含む): 762589584

約数和(自身を除く): 369257600

約数列:

[1, 2, 4, 8, 16, 1667, 3334, 6668, 13336, 14747, 26672, 29494, 58988, 117976, 235952, 24583249, 49166498, 98332996, 196665992, 393331984]

約数ペア:

[(1, 393331984), (2, 196665992), (4, 98332996), (8, 49166498), (16, 24583249), (1667, 235952), (3334, 117976), (6668, 58988), (13336, 29494), (14747, 26672)]