18792994

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1086

約数の個数: 24

約数和(自身を含む): 31409280

約数和(自身を除く): 12616286

約数列:

[1, 2, 11, 22, 79, 121, 158, 242, 869, 983, 1738, 1966, 9559, 10813, 19118, 21626, 77657, 118943, 155314, 237886, 854227, 1708454, 9396497, 18792994]

約数ペア:

[(1, 18792994), (2, 9396497), (11, 1708454), (22, 854227), (79, 237886), (121, 155314), (158, 118943), (242, 77657), (869, 21626), (983, 19118), (1738, 10813), (1966, 9559)]