389908816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{37549}}^1$

素因数の和:37627

約数の個数: 40

約数和(自身を含む): 838116000

約数和(自身を除く): 448207184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 2596, 5192, 10384, 37549, 75098, 150196, 300392, 413039, 600784, 826078, 1652156, 2215391, 3304312, 4430782, 6608624, 8861564, 17723128, 24369301, 35446256, 48738602, 97477204, 194954408, 389908816]

約数ペア:

[(1, 389908816), (2, 194954408), (4, 97477204), (8, 48738602), (11, 35446256), (16, 24369301), (22, 17723128), (44, 8861564), (59, 6608624), (88, 4430782), (118, 3304312), (176, 2215391), (236, 1652156), (472, 826078), (649, 600784), (944, 413039), (1298, 300392), (2596, 150196), (5192, 75098), (10384, 37549)]