18836706860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55402079}}^1$

素因数の和:55402105

約数の個数: 24

約数和(自身を含む): 41883972480

約数和(自身を除く): 23047265620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55402079, 110804158, 221608316, 277010395, 554020790, 941835343, 1108041580, 1883670686, 3767341372, 4709176715, 9418353430, 18836706860]

約数ペア:

[(1, 18836706860), (2, 9418353430), (4, 4709176715), (5, 3767341372), (10, 1883670686), (17, 1108041580), (20, 941835343), (34, 554020790), (68, 277010395), (85, 221608316), (170, 110804158), (340, 55402079)]