20185128

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{7577}}^1$

素因数の和:7626

約数の個数: 48

約数和(自身を含む): 56152980

約数和(自身を除く): 35967852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 7577, 15154, 22731, 30308, 45462, 60616, 68193, 90924, 136386, 181848, 272772, 280349, 545544, 560698, 841047, 1121396, 1682094, 2242792, 2523141, 3364188, 5046282, 6728376, 10092564, 20185128]

約数ペア:

[(1, 20185128), (2, 10092564), (3, 6728376), (4, 5046282), (6, 3364188), (8, 2523141), (9, 2242792), (12, 1682094), (18, 1121396), (24, 841047), (36, 560698), (37, 545544), (72, 280349), (74, 272772), (111, 181848), (148, 136386), (222, 90924), (296, 68193), (333, 60616), (444, 45462), (666, 30308), (888, 22731), (1332, 15154), (2664, 7577)]