19919150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17321}}^1$

素因数の和:17356

約数の個数: 24

約数和(自身を含む): 38662704

約数和(自身を除く): 18743554

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 17321, 34642, 86605, 173210, 398383, 433025, 796766, 866050, 1991915, 3983830, 9959575, 19919150]

約数ペア:

[(1, 19919150), (2, 9959575), (5, 3983830), (10, 1991915), (23, 866050), (25, 796766), (46, 433025), (50, 398383), (115, 173210), (230, 86605), (575, 34642), (1150, 17321)]