20197830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16421}}^1$

素因数の和:16472

約数の個数: 32

約数和(自身を含む): 49660128

約数和(自身を除く): 29462298

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16421, 32842, 49263, 82105, 98526, 164210, 246315, 492630, 673261, 1346522, 2019783, 3366305, 4039566, 6732610, 10098915, 20197830]

約数ペア:

[(1, 20197830), (2, 10098915), (3, 6732610), (5, 4039566), (6, 3366305), (10, 2019783), (15, 1346522), (30, 673261), (41, 492630), (82, 246315), (123, 164210), (205, 98526), (246, 82105), (410, 49263), (615, 32842), (1230, 16421)]