18378564

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3964

約数の個数: 48

約数和(自身を含む): 47392128

約数和(自身を除く): 29013564

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 391, 782, 1173, 1564, 2346, 3917, 4692, 7834, 11751, 15668, 23502, 47004, 66589, 90091, 133178, 180182, 199767, 266356, 270273, 360364, 399534, 540546, 799068, 1081092, 1531547, 3063094, 4594641, 6126188, 9189282, 18378564]

約数ペア:

[(1, 18378564), (2, 9189282), (3, 6126188), (4, 4594641), (6, 3063094), (12, 1531547), (17, 1081092), (23, 799068), (34, 540546), (46, 399534), (51, 360364), (68, 270273), (69, 266356), (92, 199767), (102, 180182), (138, 133178), (204, 90091), (276, 66589), (391, 47004), (782, 23502), (1173, 15668), (1564, 11751), (2346, 7834), (3917, 4692)]