20323784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2677}}^1$

素因数の和:2769

約数の個数: 32

約数和(自身を含む): 41616120

約数和(自身を除く): 21292336

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 2677, 3796, 5354, 7592, 10708, 21416, 34801, 69602, 139204, 195421, 278408, 390842, 781684, 1563368, 2540473, 5080946, 10161892, 20323784]

約数ペア:

[(1, 20323784), (2, 10161892), (4, 5080946), (8, 2540473), (13, 1563368), (26, 781684), (52, 390842), (73, 278408), (104, 195421), (146, 139204), (292, 69602), (584, 34801), (949, 21416), (1898, 10708), (2677, 7592), (3796, 5354)]