19442696

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1$

素因数の和:1614

約数の個数: 64

約数和(自身を含む): 47537280

約数和(自身を除く): 28094584

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 238, 364, 442, 476, 728, 884, 952, 1547, 1571, 1768, 3094, 3142, 6188, 6284, 10997, 12376, 12568, 20423, 21994, 26707, 40846, 43988, 53414, 81692, 87976, 106828, 142961, 163384, 186949, 213656, 285922, 347191, 373898, 571844, 694382, 747796, 1143688, 1388764, 1495592, 2430337, 2777528, 4860674, 9721348, 19442696]

約数ペア:

[(1, 19442696), (2, 9721348), (4, 4860674), (7, 2777528), (8, 2430337), (13, 1495592), (14, 1388764), (17, 1143688), (26, 747796), (28, 694382), (34, 571844), (52, 373898), (56, 347191), (68, 285922), (91, 213656), (104, 186949), (119, 163384), (136, 142961), (182, 106828), (221, 87976), (238, 81692), (364, 53414), (442, 43988), (476, 40846), (728, 26707), (884, 21994), (952, 20423), (1547, 12568), (1571, 12376), (1768, 10997), (3094, 6284), (3142, 6188)]