1640372998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2405239}}^1$

素因数の和:2405283

約数の個数: 16

約数和(自身を含む): 2770836480

約数和(自身を除く): 1130463482

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 2405239, 4810478, 26457629, 52915258, 74562409, 149124818, 820186499, 1640372998]

約数ペア:

[(1, 1640372998), (2, 820186499), (11, 149124818), (22, 74562409), (31, 52915258), (62, 26457629), (341, 4810478), (682, 2405239)]