18847158

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 43718400

約数和(自身を除く): 24871242

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 43, 58, 66, 86, 87, 129, 174, 229, 258, 319, 458, 473, 638, 687, 946, 957, 1247, 1374, 1419, 1914, 2494, 2519, 2838, 3741, 5038, 6641, 7482, 7557, 9847, 13282, 13717, 15114, 19694, 19923, 27434, 29541, 39846, 41151, 59082, 73051, 82302, 108317, 146102, 216634, 219153, 285563, 324951, 438306, 571126, 649902, 856689, 1713378, 3141193, 6282386, 9423579, 18847158]

約数ペア:

[(1, 18847158), (2, 9423579), (3, 6282386), (6, 3141193), (11, 1713378), (22, 856689), (29, 649902), (33, 571126), (43, 438306), (58, 324951), (66, 285563), (86, 219153), (87, 216634), (129, 146102), (174, 108317), (229, 82302), (258, 73051), (319, 59082), (458, 41151), (473, 39846), (638, 29541), (687, 27434), (946, 19923), (957, 19694), (1247, 15114), (1374, 13717), (1419, 13282), (1914, 9847), (2494, 7557), (2519, 7482), (2838, 6641), (3741, 5038)]