18122091

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 9456789

約数列:

[1, 3, 13, 23, 39, 69, 89, 227, 267, 299, 681, 897, 1157, 2047, 2951, 3471, 5221, 6141, 8853, 15663, 20203, 26611, 60609, 67873, 79833, 203619, 262639, 464669, 787917, 1394007, 6040697, 18122091]

約数ペア:

[(1, 18122091), (3, 6040697), (13, 1394007), (23, 787917), (39, 464669), (69, 262639), (89, 203619), (227, 79833), (267, 67873), (299, 60609), (681, 26611), (897, 20203), (1157, 15663), (2047, 8853), (2951, 6141), (3471, 5221)]