18406052

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 38223360

約数和(自身を除く): 19817308

約数列:

[1, 2, 4, 7, 14, 28, 53, 79, 106, 157, 158, 212, 314, 316, 371, 553, 628, 742, 1099, 1106, 1484, 2198, 2212, 4187, 4396, 8321, 8374, 12403, 16642, 16748, 24806, 29309, 33284, 49612, 58247, 58618, 86821, 116494, 117236, 173642, 232988, 347284, 657359, 1314718, 2629436, 4601513, 9203026, 18406052]

約数ペア:

[(1, 18406052), (2, 9203026), (4, 4601513), (7, 2629436), (14, 1314718), (28, 657359), (53, 347284), (79, 232988), (106, 173642), (157, 117236), (158, 116494), (212, 86821), (314, 58618), (316, 58247), (371, 49612), (553, 33284), (628, 29309), (742, 24806), (1099, 16748), (1106, 16642), (1484, 12403), (2198, 8374), (2212, 8321), (4187, 4396)]