18774338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 31961088

約数和(自身を除く): 13186750

約数列:

[1, 2, 11, 22, 47, 67, 94, 134, 271, 517, 542, 737, 1034, 1474, 2981, 3149, 5962, 6298, 12737, 18157, 25474, 34639, 36314, 69278, 140107, 199727, 280214, 399454, 853379, 1706758, 9387169, 18774338]

約数ペア:

[(1, 18774338), (2, 9387169), (11, 1706758), (22, 853379), (47, 399454), (67, 280214), (94, 199727), (134, 140107), (271, 69278), (517, 36314), (542, 34639), (737, 25474), (1034, 18157), (1474, 12737), (2981, 6298), (3149, 5962)]