20193765104

素因数分解:

$2^4\times {\mathrm{4091}}^1\times {\mathrm{308509}}^1$

素因数の和:312608

約数の個数: 20

約数和(自身を含む): 39135110520

約数和(自身を除く): 18941345416

約数列:

[1, 2, 4, 8, 16, 4091, 8182, 16364, 32728, 65456, 308509, 617018, 1234036, 2468072, 4936144, 1262110319, 2524220638, 5048441276, 10096882552, 20193765104]

約数ペア:

[(1, 20193765104), (2, 10096882552), (4, 5048441276), (8, 2524220638), (16, 1262110319), (4091, 4936144), (8182, 2468072), (16364, 1234036), (32728, 617018), (65456, 308509)]