20529564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 56125440

約数和(自身を除く): 35595876

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 31, 33, 44, 58, 62, 66, 87, 93, 116, 124, 132, 173, 174, 186, 319, 341, 346, 348, 372, 519, 638, 682, 692, 899, 957, 1023, 1038, 1276, 1364, 1798, 1903, 1914, 2046, 2076, 2697, 3596, 3806, 3828, 4092, 5017, 5363, 5394, 5709, 7612, 9889, 10034, 10726, 10788, 11418, 15051, 16089, 19778, 20068, 21452, 22836, 29667, 30102, 32178, 39556, 55187, 58993, 59334, 60204, 64356, 110374, 117986, 118668, 155527, 165561, 176979, 220748, 235972, 311054, 331122, 353958, 466581, 622108, 662244, 707916, 933162, 1710797, 1866324, 3421594, 5132391, 6843188, 10264782, 20529564]

約数ペア:

[(1, 20529564), (2, 10264782), (3, 6843188), (4, 5132391), (6, 3421594), (11, 1866324), (12, 1710797), (22, 933162), (29, 707916), (31, 662244), (33, 622108), (44, 466581), (58, 353958), (62, 331122), (66, 311054), (87, 235972), (93, 220748), (116, 176979), (124, 165561), (132, 155527), (173, 118668), (174, 117986), (186, 110374), (319, 64356), (341, 60204), (346, 59334), (348, 58993), (372, 55187), (519, 39556), (638, 32178), (682, 30102), (692, 29667), (899, 22836), (957, 21452), (1023, 20068), (1038, 19778), (1276, 16089), (1364, 15051), (1798, 11418), (1903, 10788), (1914, 10726), (2046, 10034), (2076, 9889), (2697, 7612), (3596, 5709), (3806, 5394), (3828, 5363), (4092, 5017)]