20448889232

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{116579}}^1$

素因数の和:117183

約数の個数: 40

約数和(自身を含む): 41777608800

約数和(自身を除く): 21328719568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 577, 1154, 2308, 4616, 9232, 10963, 21926, 43852, 87704, 116579, 175408, 233158, 466316, 932632, 1865264, 2215001, 4430002, 8860004, 17720008, 35440016, 67266083, 134532166, 269064332, 538128664, 1076257328, 1278055577, 2556111154, 5112222308, 10224444616, 20448889232]

約数ペア:

[(1, 20448889232), (2, 10224444616), (4, 5112222308), (8, 2556111154), (16, 1278055577), (19, 1076257328), (38, 538128664), (76, 269064332), (152, 134532166), (304, 67266083), (577, 35440016), (1154, 17720008), (2308, 8860004), (4616, 4430002), (9232, 2215001), (10963, 1865264), (21926, 932632), (43852, 466316), (87704, 233158), (116579, 175408)]