19425320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5851}}^1$

素因数の和:5945

約数の個数: 32

約数和(自身を含む): 44241120

約数和(自身を除く): 24815800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5851, 11702, 23404, 29255, 46808, 58510, 117020, 234040, 485633, 971266, 1942532, 2428165, 3885064, 4856330, 9712660, 19425320]

約数ペア:

[(1, 19425320), (2, 9712660), (4, 4856330), (5, 3885064), (8, 2428165), (10, 1942532), (20, 971266), (40, 485633), (83, 234040), (166, 117020), (332, 58510), (415, 46808), (664, 29255), (830, 23404), (1660, 11702), (3320, 5851)]