19665464

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 49124880

約数和(自身を除く): 29459416

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 49, 52, 56, 68, 91, 98, 104, 119, 136, 182, 196, 221, 227, 238, 364, 392, 442, 454, 476, 637, 728, 833, 884, 908, 952, 1274, 1547, 1589, 1666, 1768, 1816, 2548, 2951, 3094, 3178, 3332, 3859, 5096, 5902, 6188, 6356, 6664, 7718, 10829, 11123, 11804, 12376, 12712, 15436, 20657, 21658, 22246, 23608, 27013, 30872, 41314, 43316, 44492, 50167, 54026, 82628, 86632, 88984, 100334, 108052, 144599, 165256, 189091, 200668, 216104, 289198, 351169, 378182, 401336, 578396, 702338, 756364, 1156792, 1404676, 1512728, 2458183, 2809352, 4916366, 9832732, 19665464]

約数ペア:

[(1, 19665464), (2, 9832732), (4, 4916366), (7, 2809352), (8, 2458183), (13, 1512728), (14, 1404676), (17, 1156792), (26, 756364), (28, 702338), (34, 578396), (49, 401336), (52, 378182), (56, 351169), (68, 289198), (91, 216104), (98, 200668), (104, 189091), (119, 165256), (136, 144599), (182, 108052), (196, 100334), (221, 88984), (227, 86632), (238, 82628), (364, 54026), (392, 50167), (442, 44492), (454, 43316), (476, 41314), (637, 30872), (728, 27013), (833, 23608), (884, 22246), (908, 21658), (952, 20657), (1274, 15436), (1547, 12712), (1589, 12376), (1666, 11804), (1768, 11123), (1816, 10829), (2548, 7718), (2951, 6664), (3094, 6356), (3178, 6188), (3332, 5902), (3859, 5096)]