20386638

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{3919}}^1$

素因数の和:3961

約数の個数: 36

約数和(自身を含む): 46934160

約数和(自身を除く): 26547522

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 289, 306, 578, 867, 1734, 2601, 3919, 5202, 7838, 11757, 23514, 35271, 66623, 70542, 133246, 199869, 399738, 599607, 1132591, 1199214, 2265182, 3397773, 6795546, 10193319, 20386638]

約数ペア:

[(1, 20386638), (2, 10193319), (3, 6795546), (6, 3397773), (9, 2265182), (17, 1199214), (18, 1132591), (34, 599607), (51, 399738), (102, 199869), (153, 133246), (289, 70542), (306, 66623), (578, 35271), (867, 23514), (1734, 11757), (2601, 7838), (3919, 5202)]