18914234

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 33576768

約数和(自身を除く): 14662534

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 67, 134, 323, 361, 391, 437, 646, 722, 782, 874, 1139, 1273, 1541, 2278, 2546, 3082, 6137, 7429, 8303, 12274, 14858, 16606, 21641, 24187, 26197, 29279, 43282, 48374, 52394, 58558, 141151, 282302, 411179, 497743, 556301, 822358, 995486, 1112602, 9457117, 18914234]

約数ペア:

[(1, 18914234), (2, 9457117), (17, 1112602), (19, 995486), (23, 822358), (34, 556301), (38, 497743), (46, 411179), (67, 282302), (134, 141151), (323, 58558), (361, 52394), (391, 48374), (437, 43282), (646, 29279), (722, 26197), (782, 24187), (874, 21641), (1139, 16606), (1273, 14858), (1541, 12274), (2278, 8303), (2546, 7429), (3082, 6137)]