18219704

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 35244720

約数和(自身を除く): 17025016

約数列:

[1, 2, 4, 8, 53, 97, 106, 194, 212, 388, 424, 443, 776, 886, 1772, 3544, 5141, 10282, 20564, 23479, 41128, 42971, 46958, 85942, 93916, 171884, 187832, 343768, 2277463, 4554926, 9109852, 18219704]

約数ペア:

[(1, 18219704), (2, 9109852), (4, 4554926), (8, 2277463), (53, 343768), (97, 187832), (106, 171884), (194, 93916), (212, 85942), (388, 46958), (424, 42971), (443, 41128), (776, 23479), (886, 20564), (1772, 10282), (3544, 5141)]