20358702

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1415

約数の個数: 80

約数和(自身を含む): 56186592

約数和(自身を除く): 35827890

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1381, 1638, 2106, 2457, 2762, 4143, 4914, 7371, 8286, 9667, 12429, 14742, 17953, 19334, 24858, 29001, 35906, 37287, 53859, 58002, 74574, 87003, 107718, 111861, 125671, 161577, 174006, 223722, 251342, 261009, 323154, 377013, 484731, 522018, 754026, 783027, 969462, 1131039, 1454193, 1566054, 2262078, 2908386, 3393117, 6786234, 10179351, 20358702]

約数ペア:

[(1, 20358702), (2, 10179351), (3, 6786234), (6, 3393117), (7, 2908386), (9, 2262078), (13, 1566054), (14, 1454193), (18, 1131039), (21, 969462), (26, 783027), (27, 754026), (39, 522018), (42, 484731), (54, 377013), (63, 323154), (78, 261009), (81, 251342), (91, 223722), (117, 174006), (126, 161577), (162, 125671), (182, 111861), (189, 107718), (234, 87003), (273, 74574), (351, 58002), (378, 53859), (546, 37287), (567, 35906), (702, 29001), (819, 24858), (1053, 19334), (1134, 17953), (1381, 14742), (1638, 12429), (2106, 9667), (2457, 8286), (2762, 7371), (4143, 4914)]