402256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:850

約数の個数: 20

約数和(自身を含む): 805504

約数和(自身を除く): 403248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 811, 1622, 3244, 6488, 12976, 25141, 50282, 100564, 201128, 402256]

約数ペア:

[(1, 402256), (2, 201128), (4, 100564), (8, 50282), (16, 25141), (31, 12976), (62, 6488), (124, 3244), (248, 1622), (496, 811)]