18639310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 35979552

約数和(自身を除く): 17340242

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1321, 1411, 2642, 2822, 6605, 7055, 13210, 14110, 22457, 44914, 109643, 112285, 219286, 224570, 548215, 1096430, 1863931, 3727862, 9319655, 18639310]

約数ペア:

[(1, 18639310), (2, 9319655), (5, 3727862), (10, 1863931), (17, 1096430), (34, 548215), (83, 224570), (85, 219286), (166, 112285), (170, 109643), (415, 44914), (830, 22457), (1321, 14110), (1411, 13210), (2642, 7055), (2822, 6605)]