1243402064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2506859}}^1$

素因数の和:2506898

約数の個数: 20

約数和(自身を含む): 2486805120

約数和(自身を除く): 1243403056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2506859, 5013718, 10027436, 20054872, 40109744, 77712629, 155425258, 310850516, 621701032, 1243402064]

約数ペア:

[(1, 1243402064), (2, 621701032), (4, 310850516), (8, 155425258), (16, 77712629), (31, 40109744), (62, 20054872), (124, 10027436), (248, 5013718), (496, 2506859)]