18145044

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 48222720

約数和(自身を除く): 30077676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 213, 229, 279, 284, 372, 426, 458, 558, 639, 687, 852, 916, 1116, 1278, 1374, 2061, 2201, 2556, 2748, 4122, 4402, 6603, 7099, 8244, 8804, 13206, 14198, 16259, 19809, 21297, 26412, 28396, 32518, 39618, 42594, 48777, 63891, 65036, 79236, 85188, 97554, 127782, 146331, 195108, 255564, 292662, 504029, 585324, 1008058, 1512087, 2016116, 3024174, 4536261, 6048348, 9072522, 18145044]

約数ペア:

[(1, 18145044), (2, 9072522), (3, 6048348), (4, 4536261), (6, 3024174), (9, 2016116), (12, 1512087), (18, 1008058), (31, 585324), (36, 504029), (62, 292662), (71, 255564), (93, 195108), (124, 146331), (142, 127782), (186, 97554), (213, 85188), (229, 79236), (279, 65036), (284, 63891), (372, 48777), (426, 42594), (458, 39618), (558, 32518), (639, 28396), (687, 26412), (852, 21297), (916, 19809), (1116, 16259), (1278, 14198), (1374, 13206), (2061, 8804), (2201, 8244), (2556, 7099), (2748, 6603), (4122, 4402)]