19561730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5003}}^1$

素因数の和:5050

約数の個数: 32

約数和(自身を含む): 38911104

約数和(自身を除く): 19349374

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 5003, 10006, 25015, 50030, 85051, 115069, 170102, 230138, 425255, 575345, 850510, 1150690, 1956173, 3912346, 9780865, 19561730]

約数ペア:

[(1, 19561730), (2, 9780865), (5, 3912346), (10, 1956173), (17, 1150690), (23, 850510), (34, 575345), (46, 425255), (85, 230138), (115, 170102), (170, 115069), (230, 85051), (391, 50030), (782, 25015), (1955, 10006), (3910, 5003)]