20180643872

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{1559}}^1\times {\mathrm{13049}}^1$

素因数の和:14649

約数の個数: 48

約数和(自身を含む): 41041728000

約数和(自身を除く): 20861084128

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 1559, 3118, 6236, 12472, 13049, 24944, 26098, 48329, 49888, 52196, 96658, 104392, 193316, 208784, 386632, 404519, 417568, 773264, 809038, 1546528, 1618076, 3236152, 6472304, 12944608, 20343391, 40686782, 81373564, 162747128, 325494256, 630645121, 650988512, 1261290242, 2522580484, 5045160968, 10090321936, 20180643872]

約数ペア:

[(1, 20180643872), (2, 10090321936), (4, 5045160968), (8, 2522580484), (16, 1261290242), (31, 650988512), (32, 630645121), (62, 325494256), (124, 162747128), (248, 81373564), (496, 40686782), (992, 20343391), (1559, 12944608), (3118, 6472304), (6236, 3236152), (12472, 1618076), (13049, 1546528), (24944, 809038), (26098, 773264), (48329, 417568), (49888, 404519), (52196, 386632), (96658, 208784), (104392, 193316)]