16221928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 31680000

約数和(自身を除く): 15458072

約数列:

[1, 2, 4, 8, 31, 62, 124, 149, 248, 298, 439, 596, 878, 1192, 1756, 3512, 4619, 9238, 13609, 18476, 27218, 36952, 54436, 65411, 108872, 130822, 261644, 523288, 2027741, 4055482, 8110964, 16221928]

約数ペア:

[(1, 16221928), (2, 8110964), (4, 4055482), (8, 2027741), (31, 523288), (62, 261644), (124, 130822), (149, 108872), (248, 65411), (298, 54436), (439, 36952), (596, 27218), (878, 18476), (1192, 13609), (1756, 9238), (3512, 4619)]