19907082

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 46774728

約数和(自身を除く): 26867646

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 241, 353, 482, 706, 723, 1059, 1446, 2118, 2169, 3133, 3177, 4338, 4589, 6266, 6354, 9178, 9399, 13767, 18798, 27534, 28197, 41301, 56394, 82602, 85073, 170146, 255219, 510438, 765657, 1105949, 1531314, 2211898, 3317847, 6635694, 9953541, 19907082]

約数ペア:

[(1, 19907082), (2, 9953541), (3, 6635694), (6, 3317847), (9, 2211898), (13, 1531314), (18, 1105949), (26, 765657), (39, 510438), (78, 255219), (117, 170146), (234, 85073), (241, 82602), (353, 56394), (482, 41301), (706, 28197), (723, 27534), (1059, 18798), (1446, 13767), (2118, 9399), (2169, 9178), (3133, 6354), (3177, 6266), (4338, 4589)]