17960490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1013}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 46980648

約数和(自身を除く): 29020158

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 591, 985, 1013, 1182, 1773, 1970, 2026, 2955, 3039, 3546, 5065, 5910, 6078, 8865, 9117, 10130, 15195, 17730, 18234, 30390, 45585, 91170, 199561, 399122, 598683, 997805, 1197366, 1796049, 1995610, 2993415, 3592098, 5986830, 8980245, 17960490]

約数ペア:

[(1, 17960490), (2, 8980245), (3, 5986830), (5, 3592098), (6, 2993415), (9, 1995610), (10, 1796049), (15, 1197366), (18, 997805), (30, 598683), (45, 399122), (90, 199561), (197, 91170), (394, 45585), (591, 30390), (985, 18234), (1013, 17730), (1182, 15195), (1773, 10130), (1970, 9117), (2026, 8865), (2955, 6078), (3039, 5910), (3546, 5065)]