18214404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2203}}^1$

素因数の和:2276

約数の個数: 48

約数和(自身を含む): 46654272

約数和(自身を除く): 28439868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2203, 2756, 4134, 4406, 6609, 8268, 8812, 13218, 26436, 28639, 57278, 85917, 114556, 116759, 171834, 233518, 343668, 350277, 467036, 700554, 1401108, 1517867, 3035734, 4553601, 6071468, 9107202, 18214404]

約数ペア:

[(1, 18214404), (2, 9107202), (3, 6071468), (4, 4553601), (6, 3035734), (12, 1517867), (13, 1401108), (26, 700554), (39, 467036), (52, 350277), (53, 343668), (78, 233518), (106, 171834), (156, 116759), (159, 114556), (212, 85917), (318, 57278), (636, 28639), (689, 26436), (1378, 13218), (2067, 8812), (2203, 8268), (2756, 6609), (4134, 4406)]