19943118

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28409}}^1$

素因数の和:28433

約数の個数: 32

約数和(自身を含む): 47728800

約数和(自身を除く): 27785682

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 28409, 56818, 85227, 170454, 255681, 369317, 511362, 738634, 767043, 1107951, 1534086, 2215902, 3323853, 6647706, 9971559, 19943118]

約数ペア:

[(1, 19943118), (2, 9971559), (3, 6647706), (6, 3323853), (9, 2215902), (13, 1534086), (18, 1107951), (26, 767043), (27, 738634), (39, 511362), (54, 369317), (78, 255681), (117, 170454), (234, 85227), (351, 56818), (702, 28409)]