15690545020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19134811}}^1$

素因数の和:19134861

約数の個数: 24

約数和(自身を含む): 33753808368

約数和(自身を除く): 18063263348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 19134811, 38269622, 76539244, 95674055, 191348110, 382696220, 784527251, 1569054502, 3138109004, 3922636255, 7845272510, 15690545020]

約数ペア:

[(1, 15690545020), (2, 7845272510), (4, 3922636255), (5, 3138109004), (10, 1569054502), (20, 784527251), (41, 382696220), (82, 191348110), (164, 95674055), (205, 76539244), (410, 38269622), (820, 19134811)]