20888928015

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2741}}^1\times {\mathrm{7583}}^1$

素因数の和:10399

約数の個数: 32

約数和(自身を含む): 33937975296

約数和(自身を除く): 13049047281

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 2741, 7583, 8223, 13705, 22749, 37915, 41115, 113745, 183647, 508061, 550941, 918235, 1524183, 2540305, 2754705, 7620915, 20785003, 62355009, 103925015, 311775045, 1392595201, 4177785603, 6962976005, 20888928015]

約数ペア:

[(1, 20888928015), (3, 6962976005), (5, 4177785603), (15, 1392595201), (67, 311775045), (201, 103925015), (335, 62355009), (1005, 20785003), (2741, 7620915), (7583, 2754705), (8223, 2540305), (13705, 1524183), (22749, 918235), (37915, 550941), (41115, 508061), (113745, 183647)]