201916450

素因数分解:

$2^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{19139}}^1$

素因数の和:19362

約数の個数: 24

約数和(自身を含む): 377364240

約数和(自身を除く): 175447790

約数列:

[1, 2, 5, 10, 25, 50, 211, 422, 1055, 2110, 5275, 10550, 19139, 38278, 95695, 191390, 478475, 956950, 4038329, 8076658, 20191645, 40383290, 100958225, 201916450]

約数ペア:

[(1, 201916450), (2, 100958225), (5, 40383290), (10, 20191645), (25, 8076658), (50, 4038329), (211, 956950), (422, 478475), (1055, 191390), (2110, 95695), (5275, 38278), (10550, 19139)]