20482788

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 50964480

約数和(自身を除く): 30481692

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 47, 69, 92, 94, 138, 141, 188, 276, 282, 564, 1081, 1579, 2162, 3158, 3243, 4324, 4737, 6316, 6486, 9474, 12972, 18948, 36317, 72634, 74213, 108951, 145268, 148426, 217902, 222639, 296852, 435804, 445278, 890556, 1706899, 3413798, 5120697, 6827596, 10241394, 20482788]

約数ペア:

[(1, 20482788), (2, 10241394), (3, 6827596), (4, 5120697), (6, 3413798), (12, 1706899), (23, 890556), (46, 445278), (47, 435804), (69, 296852), (92, 222639), (94, 217902), (138, 148426), (141, 145268), (188, 108951), (276, 74213), (282, 72634), (564, 36317), (1081, 18948), (1579, 12972), (2162, 9474), (3158, 6486), (3243, 6316), (4324, 4737)]