2098394998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1$

素因数の和:1805

約数の個数: 64

約数和(自身を含む): 3899750400

約数和(自身を除く): 1801355402

約数列:

[1, 2, 7, 14, 19, 38, 61, 79, 122, 133, 158, 266, 427, 553, 854, 1106, 1159, 1501, 1637, 2318, 3002, 3274, 4819, 8113, 9638, 10507, 11459, 16226, 21014, 22918, 31103, 33733, 62206, 67466, 91561, 99857, 129323, 183122, 199714, 217721, 258646, 435442, 640927, 698999, 905261, 1281854, 1397998, 1810522, 1897283, 2457137, 3794566, 4914274, 7888703, 13280981, 15777406, 17199959, 26561962, 34399918, 55220921, 110441842, 149885357, 299770714, 1049197499, 2098394998]

約数ペア:

[(1, 2098394998), (2, 1049197499), (7, 299770714), (14, 149885357), (19, 110441842), (38, 55220921), (61, 34399918), (79, 26561962), (122, 17199959), (133, 15777406), (158, 13280981), (266, 7888703), (427, 4914274), (553, 3794566), (854, 2457137), (1106, 1897283), (1159, 1810522), (1501, 1397998), (1637, 1281854), (2318, 905261), (3002, 698999), (3274, 640927), (4819, 435442), (8113, 258646), (9638, 217721), (10507, 199714), (11459, 183122), (16226, 129323), (21014, 99857), (22918, 91561), (31103, 67466), (33733, 62206)]