20179945365

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1078853}}^1$

素因数の和:1078933

約数の個数: 32

約数和(自身を含む): 34178094720

約数和(自身を除く): 13998149355

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 3741, 6235, 18705, 1078853, 3236559, 5394265, 16182795, 31286737, 46390679, 93860211, 139172037, 156433685, 231953395, 469301055, 695860185, 1345329691, 4035989073, 6726648455, 20179945365]

約数ペア:

[(1, 20179945365), (3, 6726648455), (5, 4035989073), (15, 1345329691), (29, 695860185), (43, 469301055), (87, 231953395), (129, 156433685), (145, 139172037), (215, 93860211), (435, 46390679), (645, 31286737), (1247, 16182795), (3741, 5394265), (6235, 3236559), (18705, 1078853)]