220120216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1618531}}^1$

素因数の和:1618554

約数の個数: 16

約数和(自身を含む): 437003640

約数和(自身を除く): 216883424

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1618531, 3237062, 6474124, 12948248, 27515027, 55030054, 110060108, 220120216]

約数ペア:

[(1, 220120216), (2, 110060108), (4, 55030054), (8, 27515027), (17, 12948248), (34, 6474124), (68, 3237062), (136, 1618531)]