2019011428

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{4177}}^1$

素因数の和:4532

約数の個数: 48

約数和(自身を含む): 4119708544

約数和(自身を除く): 2100697116

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 283, 427, 566, 854, 1132, 1708, 1981, 3962, 4177, 7924, 8354, 16708, 17263, 29239, 34526, 58478, 69052, 116956, 120841, 241682, 254797, 483364, 509594, 1019188, 1182091, 1783579, 2364182, 3567158, 4728364, 7134316, 8274637, 16549274, 33098548, 72107551, 144215102, 288430204, 504752857, 1009505714, 2019011428]

約数ペア:

[(1, 2019011428), (2, 1009505714), (4, 504752857), (7, 288430204), (14, 144215102), (28, 72107551), (61, 33098548), (122, 16549274), (244, 8274637), (283, 7134316), (427, 4728364), (566, 3567158), (854, 2364182), (1132, 1783579), (1708, 1182091), (1981, 1019188), (3962, 509594), (4177, 483364), (7924, 254797), (8354, 241682), (16708, 120841), (17263, 116956), (29239, 69052), (34526, 58478)]