20218708974

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{457789}}^1$

素因数の和:458244

約数の個数: 32

約数和(自身を含む): 42915065760

約数和(自身を除く): 22696356786

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 433, 866, 1299, 2598, 7361, 14722, 22083, 44166, 457789, 915578, 1373367, 2746734, 7782413, 15564826, 23347239, 46694478, 198222637, 396445274, 594667911, 1189335822, 3369784829, 6739569658, 10109354487, 20218708974]

約数ペア:

[(1, 20218708974), (2, 10109354487), (3, 6739569658), (6, 3369784829), (17, 1189335822), (34, 594667911), (51, 396445274), (102, 198222637), (433, 46694478), (866, 23347239), (1299, 15564826), (2598, 7782413), (7361, 2746734), (14722, 1373367), (22083, 915578), (44166, 457789)]