2018978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 32

約数和(自身を含む): 3541440

約数和(自身を除く): 1522462

約数列:

[1, 2, 13, 19, 26, 38, 61, 67, 122, 134, 247, 494, 793, 871, 1159, 1273, 1586, 1742, 2318, 2546, 4087, 8174, 15067, 16549, 30134, 33098, 53131, 77653, 106262, 155306, 1009489, 2018978]

約数ペア:

[(1, 2018978), (2, 1009489), (13, 155306), (19, 106262), (26, 77653), (38, 53131), (61, 33098), (67, 30134), (122, 16549), (134, 15067), (247, 8174), (494, 4087), (793, 2546), (871, 2318), (1159, 1742), (1273, 1586)]