19217742

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 40407552

約数和(自身を除く): 21189810

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 157, 314, 471, 887, 942, 1774, 2661, 3611, 5322, 7222, 10833, 20401, 21666, 40802, 61203, 122406, 139259, 278518, 417777, 835554, 3202957, 6405914, 9608871, 19217742]

約数ペア:

[(1, 19217742), (2, 9608871), (3, 6405914), (6, 3202957), (23, 835554), (46, 417777), (69, 278518), (138, 139259), (157, 122406), (314, 61203), (471, 40802), (887, 21666), (942, 20401), (1774, 10833), (2661, 7222), (3611, 5322)]