19256320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{3761}}^1$

素因数の和:3786

約数の個数: 44

約数和(自身を含む): 46204884

約数和(自身を除く): 26948564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 3761, 5120, 7522, 15044, 18805, 30088, 37610, 60176, 75220, 120352, 150440, 240704, 300880, 481408, 601760, 962816, 1203520, 1925632, 2407040, 3851264, 4814080, 9628160, 19256320]

約数ペア:

[(1, 19256320), (2, 9628160), (4, 4814080), (5, 3851264), (8, 2407040), (10, 1925632), (16, 1203520), (20, 962816), (32, 601760), (40, 481408), (64, 300880), (80, 240704), (128, 150440), (160, 120352), (256, 75220), (320, 60176), (512, 37610), (640, 30088), (1024, 18805), (1280, 15044), (2560, 7522), (3761, 5120)]