2008654635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31891}}^1$

素因数の和:31948

約数の個数: 64

約数和(自身を含む): 3857656320

約数和(自身を除く): 1849001685

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1105, 1235, 1615, 3315, 3705, 4199, 4845, 12597, 20995, 31891, 62985, 95673, 159455, 414583, 478365, 542147, 605929, 1243749, 1626441, 1817787, 2072915, 2710735, 3029645, 6218745, 7047911, 7877077, 8132205, 9088935, 10300793, 21143733, 23631231, 30902379, 35239555, 39385385, 51503965, 105718665, 118156155, 133910309, 154511895, 401730927, 669551545, 2008654635]

約数ペア:

[(1, 2008654635), (3, 669551545), (5, 401730927), (13, 154511895), (15, 133910309), (17, 118156155), (19, 105718665), (39, 51503965), (51, 39385385), (57, 35239555), (65, 30902379), (85, 23631231), (95, 21143733), (195, 10300793), (221, 9088935), (247, 8132205), (255, 7877077), (285, 7047911), (323, 6218745), (663, 3029645), (741, 2710735), (969, 2072915), (1105, 1817787), (1235, 1626441), (1615, 1243749), (3315, 605929), (3705, 542147), (4199, 478365), (4845, 414583), (12597, 159455), (20995, 95673), (31891, 62985)]