20173485612

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{647333}}^1$

素因数の和:647407

約数の個数: 72

約数和(自身を含む): 55789833456

約数和(自身を除く): 35616347844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 98, 106, 147, 159, 196, 212, 294, 318, 371, 588, 636, 742, 1113, 1484, 2226, 2597, 4452, 5194, 7791, 10388, 15582, 31164, 647333, 1294666, 1941999, 2589332, 3883998, 4531331, 7767996, 9062662, 13593993, 18125324, 27187986, 31719317, 34308649, 54375972, 63438634, 68617298, 95157951, 102925947, 126877268, 137234596, 190315902, 205851894, 240160543, 380631804, 411703788, 480321086, 720481629, 960642172, 1440963258, 1681123801, 2881926516, 3362247602, 5043371403, 6724495204, 10086742806, 20173485612]

約数ペア:

[(1, 20173485612), (2, 10086742806), (3, 6724495204), (4, 5043371403), (6, 3362247602), (7, 2881926516), (12, 1681123801), (14, 1440963258), (21, 960642172), (28, 720481629), (42, 480321086), (49, 411703788), (53, 380631804), (84, 240160543), (98, 205851894), (106, 190315902), (147, 137234596), (159, 126877268), (196, 102925947), (212, 95157951), (294, 68617298), (318, 63438634), (371, 54375972), (588, 34308649), (636, 31719317), (742, 27187986), (1113, 18125324), (1484, 13593993), (2226, 9062662), (2597, 7767996), (4452, 4531331), (5194, 3883998), (7791, 2589332), (10388, 1941999), (15582, 1294666), (31164, 647333)]