20775697155

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{46819}}^1$

素因数の和:47025

約数の個数: 64

約数和(自身を含む): 39104064000

約数和(自身を除く): 18328366845

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 173, 285, 513, 519, 855, 865, 1557, 2565, 2595, 3287, 4671, 7785, 9861, 16435, 23355, 29583, 46819, 49305, 88749, 140457, 147915, 234095, 421371, 443745, 702285, 889561, 1264113, 2106855, 2668683, 4447805, 6320565, 8006049, 8099687, 13343415, 24018147, 24299061, 40030245, 40498435, 72897183, 120090735, 121495305, 153894053, 218691549, 364485915, 461682159, 769470265, 1093457745, 1385046477, 2308410795, 4155139431, 6925232385, 20775697155]

約数ペア:

[(1, 20775697155), (3, 6925232385), (5, 4155139431), (9, 2308410795), (15, 1385046477), (19, 1093457745), (27, 769470265), (45, 461682159), (57, 364485915), (95, 218691549), (135, 153894053), (171, 121495305), (173, 120090735), (285, 72897183), (513, 40498435), (519, 40030245), (855, 24299061), (865, 24018147), (1557, 13343415), (2565, 8099687), (2595, 8006049), (3287, 6320565), (4671, 4447805), (7785, 2668683), (9861, 2106855), (16435, 1264113), (23355, 889561), (29583, 702285), (46819, 443745), (49305, 421371), (88749, 234095), (140457, 147915)]