19501016

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{683}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18419944

約数列:

[1, 2, 4, 8, 43, 83, 86, 166, 172, 332, 344, 664, 683, 1366, 2732, 3569, 5464, 7138, 14276, 28552, 29369, 56689, 58738, 113378, 117476, 226756, 234952, 453512, 2437627, 4875254, 9750508, 19501016]

約数ペア:

[(1, 19501016), (2, 9750508), (4, 4875254), (8, 2437627), (43, 453512), (83, 234952), (86, 226756), (166, 117476), (172, 113378), (332, 58738), (344, 56689), (664, 29369), (683, 28552), (1366, 14276), (2732, 7138), (3569, 5464)]