20190044

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 22484644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 107, 161, 214, 293, 322, 428, 586, 644, 749, 1172, 1498, 2051, 2461, 2996, 4102, 4922, 6739, 8204, 9844, 13478, 17227, 26956, 31351, 34454, 47173, 62702, 68908, 94346, 125404, 188692, 219457, 438914, 721073, 877828, 1442146, 2884292, 5047511, 10095022, 20190044]

約数ペア:

[(1, 20190044), (2, 10095022), (4, 5047511), (7, 2884292), (14, 1442146), (23, 877828), (28, 721073), (46, 438914), (92, 219457), (107, 188692), (161, 125404), (214, 94346), (293, 68908), (322, 62702), (428, 47173), (586, 34454), (644, 31351), (749, 26956), (1172, 17227), (1498, 13478), (2051, 9844), (2461, 8204), (2996, 6739), (4102, 4922)]