20504895762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{563}}^1\times {\mathrm{1723}}^1$

素因数の和:2575

約数の個数: 64

約数和(自身を含む): 44431865856

約数和(自身を除く): 23926970094

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 271, 542, 563, 813, 1126, 1626, 1689, 1723, 3378, 3446, 3523, 5169, 7046, 7319, 10338, 10569, 14638, 21138, 21957, 22399, 43914, 44798, 67197, 134394, 152573, 305146, 457719, 466933, 915438, 933866, 970049, 1400799, 1940098, 1983449, 2801598, 2910147, 3966898, 5820294, 5950347, 6070129, 11900694, 12140258, 12610637, 18210387, 25221274, 36420774, 37831911, 75663822, 262883279, 525766558, 788649837, 1577299674, 3417482627, 6834965254, 10252447881, 20504895762]

約数ペア:

[(1, 20504895762), (2, 10252447881), (3, 6834965254), (6, 3417482627), (13, 1577299674), (26, 788649837), (39, 525766558), (78, 262883279), (271, 75663822), (542, 37831911), (563, 36420774), (813, 25221274), (1126, 18210387), (1626, 12610637), (1689, 12140258), (1723, 11900694), (3378, 6070129), (3446, 5950347), (3523, 5820294), (5169, 3966898), (7046, 2910147), (7319, 2801598), (10338, 1983449), (10569, 1940098), (14638, 1400799), (21138, 970049), (21957, 933866), (22399, 915438), (43914, 466933), (44798, 457719), (67197, 305146), (134394, 152573)]