18234340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 40353264

約数和(自身を除く): 22118924

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 148, 164, 185, 205, 370, 410, 601, 740, 820, 1202, 1517, 2404, 3005, 3034, 6010, 6068, 7585, 12020, 15170, 22237, 24641, 30340, 44474, 49282, 88948, 98564, 111185, 123205, 222370, 246410, 444740, 492820, 911717, 1823434, 3646868, 4558585, 9117170, 18234340]

約数ペア:

[(1, 18234340), (2, 9117170), (4, 4558585), (5, 3646868), (10, 1823434), (20, 911717), (37, 492820), (41, 444740), (74, 246410), (82, 222370), (148, 123205), (164, 111185), (185, 98564), (205, 88948), (370, 49282), (410, 44474), (601, 30340), (740, 24641), (820, 22237), (1202, 15170), (1517, 12020), (2404, 7585), (3005, 6068), (3034, 6010)]