20491940943

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{410323}}^1$

素因数の和:410539

約数の個数: 24

約数和(自身を含む): 30725061120

約数和(自身を除く): 10233120177

約数列:

[1, 3, 9, 31, 93, 179, 279, 537, 1611, 5549, 16647, 49941, 410323, 1230969, 3692907, 12720013, 38160039, 73447817, 114480117, 220343451, 661030353, 2276882327, 6830646981, 20491940943]

約数ペア:

[(1, 20491940943), (3, 6830646981), (9, 2276882327), (31, 661030353), (93, 220343451), (179, 114480117), (279, 73447817), (537, 38160039), (1611, 12720013), (5549, 3692907), (16647, 1230969), (49941, 410323)]