20190248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2339}}^1$

素因数の和:2441

約数の個数: 32

約数和(自身を含む): 41277600

約数和(自身を除く): 21087352

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2158, 2339, 4316, 4678, 8632, 9356, 18712, 30407, 60814, 121628, 194137, 243256, 388274, 776548, 1553096, 2523781, 5047562, 10095124, 20190248]

約数ペア:

[(1, 20190248), (2, 10095124), (4, 5047562), (8, 2523781), (13, 1553096), (26, 776548), (52, 388274), (83, 243256), (104, 194137), (166, 121628), (332, 60814), (664, 30407), (1079, 18712), (2158, 9356), (2339, 8632), (4316, 4678)]