20813586

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{353}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 43227648

約数和(自身を除く): 22414062

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 317, 353, 634, 706, 951, 1059, 1902, 2118, 9827, 10943, 19654, 21886, 29481, 32829, 58962, 65658, 111901, 223802, 335703, 671406, 3468931, 6937862, 10406793, 20813586]

約数ペア:

[(1, 20813586), (2, 10406793), (3, 6937862), (6, 3468931), (31, 671406), (62, 335703), (93, 223802), (186, 111901), (317, 65658), (353, 58962), (634, 32829), (706, 29481), (951, 21886), (1059, 19654), (1902, 10943), (2118, 9827)]