2001146128

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{1238333}}^1$

素因数の和:1238442

約数の個数: 20

約数和(自身を含む): 3915612108

約数和(自身を除く): 1914465980

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 1238333, 2476666, 4953332, 9906664, 19813328, 125071633, 250143266, 500286532, 1000573064, 2001146128]

約数ペア:

[(1, 2001146128), (2, 1000573064), (4, 500286532), (8, 250143266), (16, 125071633), (101, 19813328), (202, 9906664), (404, 4953332), (808, 2476666), (1616, 1238333)]