20325284

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 43615488

約数和(自身を除く): 23290204

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 74, 92, 148, 161, 259, 322, 518, 644, 851, 853, 1036, 1702, 1706, 3404, 3412, 5957, 5971, 11914, 11942, 19619, 23828, 23884, 31561, 39238, 63122, 78476, 126244, 137333, 220927, 274666, 441854, 549332, 725903, 883708, 1451806, 2903612, 5081321, 10162642, 20325284]

約数ペア:

[(1, 20325284), (2, 10162642), (4, 5081321), (7, 2903612), (14, 1451806), (23, 883708), (28, 725903), (37, 549332), (46, 441854), (74, 274666), (92, 220927), (148, 137333), (161, 126244), (259, 78476), (322, 63122), (518, 39238), (644, 31561), (851, 23884), (853, 23828), (1036, 19619), (1702, 11942), (1706, 11914), (3404, 5971), (3412, 5957)]