20167559888

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{11149}}^1$

素因数の和:11716

約数の個数: 80

約数和(自身を含む): 46189900800

約数和(自身を除く): 26022340912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 521, 868, 1042, 1736, 2084, 3472, 3647, 4168, 7294, 8336, 11149, 14588, 16151, 22298, 29176, 32302, 44596, 58352, 64604, 78043, 89192, 113057, 129208, 156086, 178384, 226114, 258416, 312172, 345619, 452228, 624344, 691238, 904456, 1248688, 1382476, 1808912, 2419333, 2764952, 4838666, 5529904, 5808629, 9677332, 11617258, 19354664, 23234516, 38709328, 40660403, 46469032, 81320806, 92938064, 162641612, 180067499, 325283224, 360134998, 650566448, 720269996, 1260472493, 1440539992, 2520944986, 2881079984, 5041889972, 10083779944, 20167559888]

約数ペア:

[(1, 20167559888), (2, 10083779944), (4, 5041889972), (7, 2881079984), (8, 2520944986), (14, 1440539992), (16, 1260472493), (28, 720269996), (31, 650566448), (56, 360134998), (62, 325283224), (112, 180067499), (124, 162641612), (217, 92938064), (248, 81320806), (434, 46469032), (496, 40660403), (521, 38709328), (868, 23234516), (1042, 19354664), (1736, 11617258), (2084, 9677332), (3472, 5808629), (3647, 5529904), (4168, 4838666), (7294, 2764952), (8336, 2419333), (11149, 1808912), (14588, 1382476), (16151, 1248688), (22298, 904456), (29176, 691238), (32302, 624344), (44596, 452228), (58352, 345619), (64604, 312172), (78043, 258416), (89192, 226114), (113057, 178384), (129208, 156086)]