19058858

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 38223360

約数和(自身を除く): 19164502

約数列:

[1, 2, 7, 13, 14, 23, 26, 29, 46, 58, 91, 157, 161, 182, 203, 299, 314, 322, 377, 406, 598, 667, 754, 1099, 1334, 2041, 2093, 2198, 2639, 3611, 4082, 4186, 4553, 4669, 5278, 7222, 8671, 9106, 9338, 14287, 17342, 25277, 28574, 31871, 46943, 50554, 59189, 60697, 63742, 93886, 104719, 118378, 121394, 209438, 328601, 414323, 657202, 733033, 828646, 1361347, 1466066, 2722694, 9529429, 19058858]

約数ペア:

[(1, 19058858), (2, 9529429), (7, 2722694), (13, 1466066), (14, 1361347), (23, 828646), (26, 733033), (29, 657202), (46, 414323), (58, 328601), (91, 209438), (157, 121394), (161, 118378), (182, 104719), (203, 93886), (299, 63742), (314, 60697), (322, 59189), (377, 50554), (406, 46943), (598, 31871), (667, 28574), (754, 25277), (1099, 17342), (1334, 14287), (2041, 9338), (2093, 9106), (2198, 8671), (2639, 7222), (3611, 5278), (4082, 4669), (4186, 4553)]