19384641

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 31569408

約数和(自身を除く): 12184767

約数列:

[1, 3, 9, 17, 31, 51, 61, 67, 93, 153, 183, 201, 279, 527, 549, 603, 1037, 1139, 1581, 1891, 2077, 3111, 3417, 4087, 4743, 5673, 6231, 9333, 10251, 12261, 17019, 18693, 32147, 35309, 36783, 69479, 96441, 105927, 126697, 208437, 289323, 317781, 380091, 625311, 1140273, 2153849, 6461547, 19384641]

約数ペア:

[(1, 19384641), (3, 6461547), (9, 2153849), (17, 1140273), (31, 625311), (51, 380091), (61, 317781), (67, 289323), (93, 208437), (153, 126697), (183, 105927), (201, 96441), (279, 69479), (527, 36783), (549, 35309), (603, 32147), (1037, 18693), (1139, 17019), (1581, 12261), (1891, 10251), (2077, 9333), (3111, 6231), (3417, 5673), (4087, 4743)]