20186884804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{249677}}^1$

素因数の和:249768

約数の個数: 48

約数和(自身を含む): 39638879280

約数和(自身を除く): 19451994476

約数列:

[1, 2, 4, 17, 29, 34, 41, 58, 68, 82, 116, 164, 493, 697, 986, 1189, 1394, 1972, 2378, 2788, 4756, 20213, 40426, 80852, 249677, 499354, 998708, 4244509, 7240633, 8489018, 10236757, 14481266, 16978036, 20473514, 28962532, 40947028, 123090761, 174024869, 246181522, 296865953, 348049738, 492363044, 593731906, 696099476, 1187463812, 5046721201, 10093442402, 20186884804]

約数ペア:

[(1, 20186884804), (2, 10093442402), (4, 5046721201), (17, 1187463812), (29, 696099476), (34, 593731906), (41, 492363044), (58, 348049738), (68, 296865953), (82, 246181522), (116, 174024869), (164, 123090761), (493, 40947028), (697, 28962532), (986, 20473514), (1189, 16978036), (1394, 14481266), (1972, 10236757), (2378, 8489018), (2788, 7240633), (4756, 4244509), (20213, 998708), (40426, 499354), (80852, 249677)]