18920766

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{821}}^1$

素因数の和:1016

約数の個数: 32

約数和(自身を含む): 39771648

約数和(自身を除く): 20850882

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 167, 334, 501, 821, 1002, 1642, 2463, 3841, 4926, 7682, 11523, 18883, 23046, 37766, 56649, 113298, 137107, 274214, 411321, 822642, 3153461, 6306922, 9460383, 18920766]

約数ペア:

[(1, 18920766), (2, 9460383), (3, 6306922), (6, 3153461), (23, 822642), (46, 411321), (69, 274214), (138, 137107), (167, 113298), (334, 56649), (501, 37766), (821, 23046), (1002, 18883), (1642, 11523), (2463, 7682), (3841, 4926)]