1655358128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{5445257}}^1$

素因数の和:5445284

約数の個数: 20

約数和(自身を含む): 3376059960

約数和(自身を除く): 1720701832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 5445257, 10890514, 21781028, 43562056, 87124112, 103459883, 206919766, 413839532, 827679064, 1655358128]

約数ペア:

[(1, 1655358128), (2, 827679064), (4, 413839532), (8, 206919766), (16, 103459883), (19, 87124112), (38, 43562056), (76, 21781028), (152, 10890514), (304, 5445257)]