17966772018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{231967}}^1$

素因数の和:232319

約数の個数: 48

約数和(自身を含む): 42049303296

約数和(自身を除く): 24082531278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 331, 662, 993, 1986, 2979, 4303, 5958, 8606, 12909, 25818, 38727, 77454, 231967, 463934, 695901, 1391802, 2087703, 3015571, 4175406, 6031142, 9046713, 18093426, 27140139, 54280278, 76781077, 153562154, 230343231, 460686462, 691029693, 998154001, 1382059386, 1996308002, 2994462003, 5988924006, 8983386009, 17966772018]

約数ペア:

[(1, 17966772018), (2, 8983386009), (3, 5988924006), (6, 2994462003), (9, 1996308002), (13, 1382059386), (18, 998154001), (26, 691029693), (39, 460686462), (78, 230343231), (117, 153562154), (234, 76781077), (331, 54280278), (662, 27140139), (993, 18093426), (1986, 9046713), (2979, 6031142), (4303, 4175406), (5958, 3015571), (8606, 2087703), (12909, 1391802), (25818, 695901), (38727, 463934), (77454, 231967)]