20161502116

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{99689}}^1$

素因数の和:99964

約数の個数: 48

約数和(自身を含む): 41802808320

約数和(自身を除く): 21641306204

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 233, 434, 466, 868, 932, 1631, 3262, 6524, 7223, 14446, 28892, 50561, 99689, 101122, 199378, 202244, 398756, 697823, 1395646, 2791292, 3090359, 6180718, 12361436, 21632513, 23227537, 43265026, 46455074, 86530052, 92910148, 162592759, 325185518, 650371036, 720053647, 1440107294, 2880214588, 5040375529, 10080751058, 20161502116]

約数ペア:

[(1, 20161502116), (2, 10080751058), (4, 5040375529), (7, 2880214588), (14, 1440107294), (28, 720053647), (31, 650371036), (62, 325185518), (124, 162592759), (217, 92910148), (233, 86530052), (434, 46455074), (466, 43265026), (868, 23227537), (932, 21632513), (1631, 12361436), (3262, 6180718), (6524, 3090359), (7223, 2791292), (14446, 1395646), (28892, 697823), (50561, 398756), (99689, 202244), (101122, 199378)]