18934903168

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{1049}}^1\times {\mathrm{4549}}^1$

素因数の和:5643

約数の個数: 64

約数和(自身を含む): 38984400000

約数和(自身を除く): 20049496832

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1049, 1984, 2098, 3968, 4196, 4549, 8392, 9098, 16784, 18196, 32519, 33568, 36392, 65038, 67136, 72784, 130076, 134272, 141019, 145568, 260152, 282038, 291136, 520304, 564076, 582272, 1040608, 1128152, 2081216, 2256304, 4162432, 4512608, 4771901, 9025216, 9543802, 18050432, 19087604, 38175208, 76350416, 147928931, 152700832, 295857862, 305401664, 591715724, 610803328, 1183431448, 2366862896, 4733725792, 9467451584, 18934903168]

約数ペア:

[(1, 18934903168), (2, 9467451584), (4, 4733725792), (8, 2366862896), (16, 1183431448), (31, 610803328), (32, 591715724), (62, 305401664), (64, 295857862), (124, 152700832), (128, 147928931), (248, 76350416), (496, 38175208), (992, 19087604), (1049, 18050432), (1984, 9543802), (2098, 9025216), (3968, 4771901), (4196, 4512608), (4549, 4162432), (8392, 2256304), (9098, 2081216), (16784, 1128152), (18196, 1040608), (32519, 582272), (33568, 564076), (36392, 520304), (65038, 291136), (67136, 282038), (72784, 260152), (130076, 145568), (134272, 141019)]