19710222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1069}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 45196800

約数和(自身を除く): 25486578

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439, 878, 1069, 1317, 2138, 2634, 3073, 3207, 6146, 6414, 7483, 9219, 14966, 18438, 22449, 44898, 469291, 938582, 1407873, 2815746, 3285037, 6570074, 9855111, 19710222]

約数ペア:

[(1, 19710222), (2, 9855111), (3, 6570074), (6, 3285037), (7, 2815746), (14, 1407873), (21, 938582), (42, 469291), (439, 44898), (878, 22449), (1069, 18438), (1317, 14966), (2138, 9219), (2634, 7483), (3073, 6414), (3207, 6146)]