1978638712

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{31511}}^1$

素因数の和:31731

約数の個数: 32

約数和(自身を含む): 3811691520

約数和(自身を除く): 1833052808

約数列:

[1, 2, 4, 8, 47, 94, 167, 188, 334, 376, 668, 1336, 7849, 15698, 31396, 31511, 62792, 63022, 126044, 252088, 1481017, 2962034, 5262337, 5924068, 10524674, 11848136, 21049348, 42098696, 247329839, 494659678, 989319356, 1978638712]

約数ペア:

[(1, 1978638712), (2, 989319356), (4, 494659678), (8, 247329839), (47, 42098696), (94, 21049348), (167, 11848136), (188, 10524674), (334, 5924068), (376, 5262337), (668, 2962034), (1336, 1481017), (7849, 252088), (15698, 126044), (31396, 63022), (31511, 62792)]