20309622

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 41718240

約数和(自身を除く): 21408618

約数列:

[1, 2, 3, 6, 73, 89, 146, 178, 219, 267, 438, 521, 534, 1042, 1563, 3126, 6497, 12994, 19491, 38033, 38982, 46369, 76066, 92738, 114099, 139107, 228198, 278214, 3384937, 6769874, 10154811, 20309622]

約数ペア:

[(1, 20309622), (2, 10154811), (3, 6769874), (6, 3384937), (73, 278214), (89, 228198), (146, 139107), (178, 114099), (219, 92738), (267, 76066), (438, 46369), (521, 38982), (534, 38033), (1042, 19491), (1563, 12994), (3126, 6497)]