18219768

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{15493}}^1$

素因数の和:15516

約数の個数: 48

約数和(自身を含む): 52989480

約数和(自身を除く): 34769712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 15493, 30986, 46479, 61972, 92958, 108451, 123944, 185916, 216902, 325353, 371832, 433804, 650706, 759157, 867608, 1301412, 1518314, 2277471, 2602824, 3036628, 4554942, 6073256, 9109884, 18219768]

約数ペア:

[(1, 18219768), (2, 9109884), (3, 6073256), (4, 4554942), (6, 3036628), (7, 2602824), (8, 2277471), (12, 1518314), (14, 1301412), (21, 867608), (24, 759157), (28, 650706), (42, 433804), (49, 371832), (56, 325353), (84, 216902), (98, 185916), (147, 123944), (168, 108451), (196, 92958), (294, 61972), (392, 46479), (588, 30986), (1176, 15493)]