19481745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4065

約数の個数: 32

約数和(自身を含む): 34750080

約数和(自身を除く): 15268335

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4021, 4845, 12063, 20105, 60315, 68357, 76399, 205071, 229197, 341785, 381995, 1025355, 1145985, 1298783, 3896349, 6493915, 19481745]

約数ペア:

[(1, 19481745), (3, 6493915), (5, 3896349), (15, 1298783), (17, 1145985), (19, 1025355), (51, 381995), (57, 341785), (85, 229197), (95, 205071), (255, 76399), (285, 68357), (323, 60315), (969, 20105), (1615, 12063), (4021, 4845)]