20199443742

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{322747}}^1$

素因数の和:322838

約数の個数: 64

約数和(自身を含む): 48024902400

約数和(自身を除く): 27825458658

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 61, 114, 122, 171, 183, 342, 366, 513, 549, 1026, 1098, 1159, 1647, 2318, 3294, 3477, 6954, 10431, 20862, 31293, 62586, 322747, 645494, 968241, 1936482, 2904723, 5809446, 6132193, 8714169, 12264386, 17428338, 18396579, 19687567, 36793158, 39375134, 55189737, 59062701, 110379474, 118125402, 165569211, 177188103, 331138422, 354376206, 374063773, 531564309, 748127546, 1063128618, 1122191319, 2244382638, 3366573957, 6733147914, 10099721871, 20199443742]

約数ペア:

[(1, 20199443742), (2, 10099721871), (3, 6733147914), (6, 3366573957), (9, 2244382638), (18, 1122191319), (19, 1063128618), (27, 748127546), (38, 531564309), (54, 374063773), (57, 354376206), (61, 331138422), (114, 177188103), (122, 165569211), (171, 118125402), (183, 110379474), (342, 59062701), (366, 55189737), (513, 39375134), (549, 36793158), (1026, 19687567), (1098, 18396579), (1159, 17428338), (1647, 12264386), (2318, 8714169), (3294, 6132193), (3477, 5809446), (6954, 2904723), (10431, 1936482), (20862, 968241), (31293, 645494), (62586, 322747)]