18204790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 34953120

約数和(自身を除く): 16748330

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 619, 865, 1238, 1730, 2941, 3095, 5882, 6190, 10523, 14705, 21046, 29410, 52615, 105230, 107087, 214174, 535435, 1070870, 1820479, 3640958, 9102395, 18204790]

約数ペア:

[(1, 18204790), (2, 9102395), (5, 3640958), (10, 1820479), (17, 1070870), (34, 535435), (85, 214174), (170, 107087), (173, 105230), (346, 52615), (619, 29410), (865, 21046), (1238, 14705), (1730, 10523), (2941, 6190), (3095, 5882)]