51561804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19801}}^1$

素因数の和:19846

約数の個数: 48

約数和(自身を含む): 141940736

約数和(自身を除く): 90378932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 19801, 39602, 59403, 79204, 118806, 138607, 237612, 277214, 415821, 554428, 613831, 831642, 1227662, 1663284, 1841493, 2455324, 3682986, 4296817, 7365972, 8593634, 12890451, 17187268, 25780902, 51561804]

約数ペア:

[(1, 51561804), (2, 25780902), (3, 17187268), (4, 12890451), (6, 8593634), (7, 7365972), (12, 4296817), (14, 3682986), (21, 2455324), (28, 1841493), (31, 1663284), (42, 1227662), (62, 831642), (84, 613831), (93, 554428), (124, 415821), (186, 277214), (217, 237612), (372, 138607), (434, 118806), (651, 79204), (868, 59403), (1302, 39602), (2604, 19801)]