18317908

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1327}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 40158720

約数和(自身を除く): 21840812

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1327, 1972, 2654, 3451, 5308, 6902, 9289, 13804, 18578, 22559, 37156, 38483, 45118, 76966, 90236, 153932, 157913, 269381, 315826, 538762, 631652, 654211, 1077524, 1308422, 2616844, 4579477, 9158954, 18317908]

約数ペア:

[(1, 18317908), (2, 9158954), (4, 4579477), (7, 2616844), (14, 1308422), (17, 1077524), (28, 654211), (29, 631652), (34, 538762), (58, 315826), (68, 269381), (116, 157913), (119, 153932), (203, 90236), (238, 76966), (406, 45118), (476, 38483), (493, 37156), (812, 22559), (986, 18578), (1327, 13804), (1972, 9289), (2654, 6902), (3451, 5308)]