17808756

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1029

約数の個数: 72

約数和(自身を含む): 49948416

約数和(自身を除く): 32139660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 977, 1302, 1519, 1954, 2604, 2931, 3038, 3908, 4557, 5862, 6076, 6839, 9114, 11724, 13678, 18228, 20517, 27356, 30287, 41034, 47873, 60574, 82068, 90861, 95746, 121148, 143619, 181722, 191492, 212009, 287238, 363444, 424018, 574476, 636027, 848036, 1272054, 1484063, 2544108, 2968126, 4452189, 5936252, 8904378, 17808756]

約数ペア:

[(1, 17808756), (2, 8904378), (3, 5936252), (4, 4452189), (6, 2968126), (7, 2544108), (12, 1484063), (14, 1272054), (21, 848036), (28, 636027), (31, 574476), (42, 424018), (49, 363444), (62, 287238), (84, 212009), (93, 191492), (98, 181722), (124, 143619), (147, 121148), (186, 95746), (196, 90861), (217, 82068), (294, 60574), (372, 47873), (434, 41034), (588, 30287), (651, 27356), (868, 20517), (977, 18228), (1302, 13678), (1519, 11724), (1954, 9114), (2604, 6839), (2931, 6076), (3038, 5862), (3908, 4557)]