20962376

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 40487040

約数和(自身を除く): 19524664

約数列:

[1, 2, 4, 8, 47, 94, 188, 197, 283, 376, 394, 566, 788, 1132, 1576, 2264, 9259, 13301, 18518, 26602, 37036, 53204, 55751, 74072, 106408, 111502, 223004, 446008, 2620297, 5240594, 10481188, 20962376]

約数ペア:

[(1, 20962376), (2, 10481188), (4, 5240594), (8, 2620297), (47, 446008), (94, 223004), (188, 111502), (197, 106408), (283, 74072), (376, 55751), (394, 53204), (566, 37036), (788, 26602), (1132, 18518), (1576, 13301), (2264, 9259)]