19253320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13009}}^1$

素因数の和:13057

約数の個数: 32

約数和(自身を含む): 44494200

約数和(自身を除く): 25240880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13009, 26018, 52036, 65045, 104072, 130090, 260180, 481333, 520360, 962666, 1925332, 2406665, 3850664, 4813330, 9626660, 19253320]

約数ペア:

[(1, 19253320), (2, 9626660), (4, 4813330), (5, 3850664), (8, 2406665), (10, 1925332), (20, 962666), (37, 520360), (40, 481333), (74, 260180), (148, 130090), (185, 104072), (296, 65045), (370, 52036), (740, 26018), (1480, 13009)]