18681806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{787}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 33360768

約数和(自身を除く): 14678962

約数列:

[1, 2, 11, 13, 22, 26, 83, 143, 166, 286, 787, 913, 1079, 1574, 1826, 2158, 8657, 10231, 11869, 17314, 20462, 23738, 65321, 112541, 130642, 225082, 718531, 849173, 1437062, 1698346, 9340903, 18681806]

約数ペア:

[(1, 18681806), (2, 9340903), (11, 1698346), (13, 1437062), (22, 849173), (26, 718531), (83, 225082), (143, 130642), (166, 112541), (286, 65321), (787, 23738), (913, 20462), (1079, 17314), (1574, 11869), (1826, 10231), (2158, 8657)]