20179266352

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1\times {\mathrm{6791}}^1$

素因数の和:7466

約数の個数: 80

約数和(自身を含む): 45802639872

約数和(自身を除く): 25623373520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 617, 688, 1204, 1234, 2408, 2468, 4319, 4816, 4936, 6791, 8638, 9872, 13582, 17276, 26531, 27164, 34552, 47537, 53062, 54328, 69104, 95074, 106124, 108656, 185717, 190148, 212248, 292013, 371434, 380296, 424496, 584026, 742868, 760592, 1168052, 1485736, 2044091, 2336104, 2971472, 4088182, 4190047, 4672208, 8176364, 8380094, 16352728, 16760188, 29330329, 32705456, 33520376, 58660658, 67040752, 117321316, 180172021, 234642632, 360344042, 469285264, 720688084, 1261204147, 1441376168, 2522408294, 2882752336, 5044816588, 10089633176, 20179266352]

約数ペア:

[(1, 20179266352), (2, 10089633176), (4, 5044816588), (7, 2882752336), (8, 2522408294), (14, 1441376168), (16, 1261204147), (28, 720688084), (43, 469285264), (56, 360344042), (86, 234642632), (112, 180172021), (172, 117321316), (301, 67040752), (344, 58660658), (602, 33520376), (617, 32705456), (688, 29330329), (1204, 16760188), (1234, 16352728), (2408, 8380094), (2468, 8176364), (4319, 4672208), (4816, 4190047), (4936, 4088182), (6791, 2971472), (8638, 2336104), (9872, 2044091), (13582, 1485736), (17276, 1168052), (26531, 760592), (27164, 742868), (34552, 584026), (47537, 424496), (53062, 380296), (54328, 371434), (69104, 292013), (95074, 212248), (106124, 190148), (108656, 185717)]