19077128

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 44841600

約数和(自身を除く): 25764472

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 116, 119, 136, 203, 232, 238, 406, 476, 493, 691, 812, 952, 986, 1382, 1624, 1972, 2764, 3451, 3944, 4837, 5528, 6902, 9674, 11747, 13804, 19348, 20039, 23494, 27608, 38696, 40078, 46988, 80156, 82229, 93976, 140273, 160312, 164458, 280546, 328916, 340663, 561092, 657832, 681326, 1122184, 1362652, 2384641, 2725304, 4769282, 9538564, 19077128]

約数ペア:

[(1, 19077128), (2, 9538564), (4, 4769282), (7, 2725304), (8, 2384641), (14, 1362652), (17, 1122184), (28, 681326), (29, 657832), (34, 561092), (56, 340663), (58, 328916), (68, 280546), (116, 164458), (119, 160312), (136, 140273), (203, 93976), (232, 82229), (238, 80156), (406, 46988), (476, 40078), (493, 38696), (691, 27608), (812, 23494), (952, 20039), (986, 19348), (1382, 13804), (1624, 11747), (1972, 9674), (2764, 6902), (3451, 5528), (3944, 4837)]