20194728195

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{86341}}^1$

素因数の和:86883

約数の個数: 32

約数和(自身を含む): 33420570624

約数和(自身を除く): 13225842429

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 503, 1509, 2515, 7545, 15593, 46779, 77965, 86341, 233895, 259023, 431705, 1295115, 2676571, 8029713, 13382855, 40148565, 43429523, 130288569, 217147615, 651442845, 1346315213, 4038945639, 6731576065, 20194728195]

約数ペア:

[(1, 20194728195), (3, 6731576065), (5, 4038945639), (15, 1346315213), (31, 651442845), (93, 217147615), (155, 130288569), (465, 43429523), (503, 40148565), (1509, 13382855), (2515, 8029713), (7545, 2676571), (15593, 1295115), (46779, 431705), (77965, 259023), (86341, 233895)]