20867470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3733}}^1$

素因数の和:3796

約数の個数: 32

約数和(自身を含む): 41402592

約数和(自身を除く): 20535122

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3733, 5590, 7466, 18665, 37330, 48529, 97058, 160519, 242645, 321038, 485290, 802595, 1605190, 2086747, 4173494, 10433735, 20867470]

約数ペア:

[(1, 20867470), (2, 10433735), (5, 4173494), (10, 2086747), (13, 1605190), (26, 802595), (43, 485290), (65, 321038), (86, 242645), (130, 160519), (215, 97058), (430, 48529), (559, 37330), (1118, 18665), (2795, 7466), (3733, 5590)]