20182086

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 48381840

約数和(自身を除く): 28199754

約数列:

[1, 2, 3, 6, 9, 18, 23, 29, 41, 46, 58, 69, 82, 87, 123, 138, 174, 207, 246, 261, 369, 414, 522, 667, 738, 943, 1189, 1334, 1681, 1886, 2001, 2378, 2829, 3362, 3567, 4002, 5043, 5658, 6003, 7134, 8487, 10086, 10701, 12006, 15129, 16974, 21402, 27347, 30258, 38663, 48749, 54694, 77326, 82041, 97498, 115989, 146247, 164082, 231978, 246123, 292494, 347967, 438741, 492246, 695934, 877482, 1121227, 2242454, 3363681, 6727362, 10091043, 20182086]

約数ペア:

[(1, 20182086), (2, 10091043), (3, 6727362), (6, 3363681), (9, 2242454), (18, 1121227), (23, 877482), (29, 695934), (41, 492246), (46, 438741), (58, 347967), (69, 292494), (82, 246123), (87, 231978), (123, 164082), (138, 146247), (174, 115989), (207, 97498), (246, 82041), (261, 77326), (369, 54694), (414, 48749), (522, 38663), (667, 30258), (738, 27347), (943, 21402), (1189, 16974), (1334, 15129), (1681, 12006), (1886, 10701), (2001, 10086), (2378, 8487), (2829, 7134), (3362, 6003), (3567, 5658), (4002, 5043)]