18036668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 35825664

約数和(自身を除く): 17788996

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 167, 268, 334, 403, 668, 806, 871, 1612, 1742, 2077, 2171, 3484, 4154, 4342, 5177, 8308, 8684, 10354, 11189, 20708, 22378, 27001, 44756, 54002, 67301, 108004, 134602, 145457, 269204, 290914, 346859, 581828, 693718, 1387436, 4509167, 9018334, 18036668]

約数ペア:

[(1, 18036668), (2, 9018334), (4, 4509167), (13, 1387436), (26, 693718), (31, 581828), (52, 346859), (62, 290914), (67, 269204), (124, 145457), (134, 134602), (167, 108004), (268, 67301), (334, 54002), (403, 44756), (668, 27001), (806, 22378), (871, 20708), (1612, 11189), (1742, 10354), (2077, 8684), (2171, 8308), (3484, 5177), (4154, 4342)]