20569252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 42130368

約数和(自身を除く): 21561116

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 107, 187, 214, 257, 374, 428, 514, 748, 1028, 1177, 1819, 2354, 2827, 3638, 4369, 4708, 5654, 7276, 8738, 11308, 17476, 20009, 27499, 40018, 48059, 54998, 80036, 96118, 109996, 192236, 302489, 467483, 604978, 934966, 1209956, 1869932, 5142313, 10284626, 20569252]

約数ペア:

[(1, 20569252), (2, 10284626), (4, 5142313), (11, 1869932), (17, 1209956), (22, 934966), (34, 604978), (44, 467483), (68, 302489), (107, 192236), (187, 109996), (214, 96118), (257, 80036), (374, 54998), (428, 48059), (514, 40018), (748, 27499), (1028, 20009), (1177, 17476), (1819, 11308), (2354, 8738), (2827, 7276), (3638, 5654), (4369, 4708)]