20172725937

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{102203}}^1$

素因数の和:102470

約数の個数: 48

約数和(自身を含む): 36011783808

約数和(自身を除く): 15839057871

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 241, 273, 723, 819, 1687, 2169, 3133, 5061, 9399, 15183, 21931, 28197, 65793, 102203, 197379, 306609, 715421, 919827, 1328639, 2146263, 3985917, 6438789, 9300473, 11957751, 24630923, 27901419, 73892769, 83704257, 172416461, 221678307, 320201999, 517249383, 960605997, 1551748149, 2241413993, 2881817991, 6724241979, 20172725937]

約数ペア:

[(1, 20172725937), (3, 6724241979), (7, 2881817991), (9, 2241413993), (13, 1551748149), (21, 960605997), (39, 517249383), (63, 320201999), (91, 221678307), (117, 172416461), (241, 83704257), (273, 73892769), (723, 27901419), (819, 24630923), (1687, 11957751), (2169, 9300473), (3133, 6438789), (5061, 3985917), (9399, 2146263), (15183, 1328639), (21931, 919827), (28197, 715421), (65793, 306609), (102203, 197379)]