20021342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 36073728

約数和(自身を除く): 16052386

約数列:

[1, 2, 11, 17, 22, 34, 47, 67, 94, 134, 187, 289, 374, 517, 578, 737, 799, 1034, 1139, 1474, 1598, 2278, 3149, 3179, 6298, 6358, 8789, 12529, 13583, 17578, 19363, 25058, 27166, 34639, 38726, 53533, 69278, 107066, 149413, 212993, 298826, 425986, 588863, 910061, 1177726, 1820122, 10010671, 20021342]

約数ペア:

[(1, 20021342), (2, 10010671), (11, 1820122), (17, 1177726), (22, 910061), (34, 588863), (47, 425986), (67, 298826), (94, 212993), (134, 149413), (187, 107066), (289, 69278), (374, 53533), (517, 38726), (578, 34639), (737, 27166), (799, 25058), (1034, 19363), (1139, 17578), (1474, 13583), (1598, 12529), (2278, 8789), (3149, 6358), (3179, 6298)]