20439174

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3659}}^1$

素因数の和:3697

約数の個数: 48

約数和(自身を含む): 50068800

約数和(自身を除く): 29629626

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 3659, 5586, 7318, 10977, 21954, 25613, 51226, 69521, 76839, 139042, 153678, 179291, 208563, 358582, 417126, 486647, 537873, 973294, 1075746, 1459941, 2919882, 3406529, 6813058, 10219587, 20439174]

約数ペア:

[(1, 20439174), (2, 10219587), (3, 6813058), (6, 3406529), (7, 2919882), (14, 1459941), (19, 1075746), (21, 973294), (38, 537873), (42, 486647), (49, 417126), (57, 358582), (98, 208563), (114, 179291), (133, 153678), (147, 139042), (266, 76839), (294, 69521), (399, 51226), (798, 25613), (931, 21954), (1862, 10977), (2793, 7318), (3659, 5586)]