222487910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61631}}^1$

素因数の和:61676

約数の個数: 24

約数和(自身を含む): 422672256

約数和(自身を除く): 200184346

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 61631, 123262, 308155, 616310, 1170989, 2341978, 5854945, 11709890, 22248791, 44497582, 111243955, 222487910]

約数ペア:

[(1, 222487910), (2, 111243955), (5, 44497582), (10, 22248791), (19, 11709890), (38, 5854945), (95, 2341978), (190, 1170989), (361, 616310), (722, 308155), (1805, 123262), (3610, 61631)]