19487570

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 36251712

約数和(自身を除く): 16764142

約数列:

[1, 2, 5, 10, 53, 83, 106, 166, 265, 415, 443, 530, 830, 886, 2215, 4399, 4430, 8798, 21995, 23479, 36769, 43990, 46958, 73538, 117395, 183845, 234790, 367690, 1948757, 3897514, 9743785, 19487570]

約数ペア:

[(1, 19487570), (2, 9743785), (5, 3897514), (10, 1948757), (53, 367690), (83, 234790), (106, 183845), (166, 117395), (265, 73538), (415, 46958), (443, 43990), (530, 36769), (830, 23479), (886, 21995), (2215, 8798), (4399, 4430)]