31377668

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18371}}^1$

素因数の和:18443

約数の個数: 24

約数和(自身を含む): 63787584

約数和(自身を除く): 32409916

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 18371, 36742, 73484, 128597, 257194, 514388, 1120631, 2241262, 4482524, 7844417, 15688834, 31377668]

約数ペア:

[(1, 31377668), (2, 15688834), (4, 7844417), (7, 4482524), (14, 2241262), (28, 1120631), (61, 514388), (122, 257194), (244, 128597), (427, 73484), (854, 36742), (1708, 18371)]