19458520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5861}}^1$

素因数の和:5955

約数の個数: 32

約数和(自身を含む): 44316720

約数和(自身を除く): 24858200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5861, 11722, 23444, 29305, 46888, 58610, 117220, 234440, 486463, 972926, 1945852, 2432315, 3891704, 4864630, 9729260, 19458520]

約数ペア:

[(1, 19458520), (2, 9729260), (4, 4864630), (5, 3891704), (8, 2432315), (10, 1945852), (20, 972926), (40, 486463), (83, 234440), (166, 117220), (332, 58610), (415, 46888), (664, 29305), (830, 23444), (1660, 11722), (3320, 5861)]