19278830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 17311570

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 769, 1090, 1538, 2507, 3845, 5014, 7690, 12535, 17687, 25070, 35374, 83821, 88435, 167642, 176870, 419105, 838210, 1927883, 3855766, 9639415, 19278830]

約数ペア:

[(1, 19278830), (2, 9639415), (5, 3855766), (10, 1927883), (23, 838210), (46, 419105), (109, 176870), (115, 167642), (218, 88435), (230, 83821), (545, 35374), (769, 25070), (1090, 17687), (1538, 12535), (2507, 7690), (3845, 5014)]