19424025

素因数分解:

$3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:806

約数の個数: 36

約数和(自身を含む): 35109360

約数和(自身を除く): 15685335

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 131, 225, 393, 655, 659, 1179, 1965, 1977, 3275, 3295, 5895, 5931, 9825, 9885, 16475, 29475, 29655, 49425, 86329, 148275, 258987, 431645, 776961, 1294935, 2158225, 3884805, 6474675, 19424025]

約数ペア:

[(1, 19424025), (3, 6474675), (5, 3884805), (9, 2158225), (15, 1294935), (25, 776961), (45, 431645), (75, 258987), (131, 148275), (225, 86329), (393, 49425), (655, 29655), (659, 29475), (1179, 16475), (1965, 9885), (1977, 9825), (3275, 5931), (3295, 5895)]