20219868916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1\times {\mathrm{15241}}^1$

素因数の和:16112

約数の個数: 48

約数和(自身を含む): 39386303488

約数和(自身を除く): 19166434572

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 823, 1612, 1646, 3292, 10699, 15241, 21398, 25513, 30482, 42796, 51026, 60964, 102052, 198133, 331669, 396266, 472471, 663338, 792532, 944942, 1326676, 1889884, 6142123, 12284246, 12543343, 24568492, 25086686, 50173372, 163063459, 326126918, 388843633, 652253836, 777687266, 1555374532, 5054967229, 10109934458, 20219868916]

約数ペア:

[(1, 20219868916), (2, 10109934458), (4, 5054967229), (13, 1555374532), (26, 777687266), (31, 652253836), (52, 388843633), (62, 326126918), (124, 163063459), (403, 50173372), (806, 25086686), (823, 24568492), (1612, 12543343), (1646, 12284246), (3292, 6142123), (10699, 1889884), (15241, 1326676), (21398, 944942), (25513, 792532), (30482, 663338), (42796, 472471), (51026, 396266), (60964, 331669), (102052, 198133)]