19325601

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 29729280

約数和(自身を除く): 10403679

約数列:

[1, 3, 9, 27, 47, 97, 141, 157, 291, 423, 471, 873, 1269, 1413, 2619, 4239, 4559, 7379, 13677, 15229, 22137, 41031, 45687, 66411, 123093, 137061, 199233, 411183, 715763, 2147289, 6441867, 19325601]

約数ペア:

[(1, 19325601), (3, 6441867), (9, 2147289), (27, 715763), (47, 411183), (97, 199233), (141, 137061), (157, 123093), (291, 66411), (423, 45687), (471, 41031), (873, 22137), (1269, 15229), (1413, 13677), (2619, 7379), (4239, 4559)]