220620296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{18773}}^1$

素因数の和:18905

約数の個数: 32

約数和(自身を含む): 449449560

約数和(自身を除く): 228829264

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 113, 226, 452, 904, 1469, 2938, 5876, 11752, 18773, 37546, 75092, 150184, 244049, 488098, 976196, 1952392, 2121349, 4242698, 8485396, 16970792, 27577537, 55155074, 110310148, 220620296]

約数ペア:

[(1, 220620296), (2, 110310148), (4, 55155074), (8, 27577537), (13, 16970792), (26, 8485396), (52, 4242698), (104, 2121349), (113, 1952392), (226, 976196), (452, 488098), (904, 244049), (1469, 150184), (2938, 75092), (5876, 37546), (11752, 18773)]