25142018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 42977088

約数和(自身を除く): 17835070

約数列:

[1, 2, 11, 22, 37, 67, 74, 134, 407, 461, 737, 814, 922, 1474, 2479, 4958, 5071, 10142, 17057, 27269, 30887, 34114, 54538, 61774, 187627, 339757, 375254, 679514, 1142819, 2285638, 12571009, 25142018]

約数ペア:

[(1, 25142018), (2, 12571009), (11, 2285638), (22, 1142819), (37, 679514), (67, 375254), (74, 339757), (134, 187627), (407, 61774), (461, 54538), (737, 34114), (814, 30887), (922, 27269), (1474, 17057), (2479, 10142), (4958, 5071)]