17822988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 48222720

約数和(自身を除く): 30399732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 284, 342, 367, 426, 639, 684, 734, 852, 1101, 1278, 1349, 1468, 2202, 2556, 2698, 3303, 4047, 4404, 5396, 6606, 6973, 8094, 12141, 13212, 13946, 16188, 20919, 24282, 26057, 27892, 41838, 48564, 52114, 62757, 78171, 83676, 104228, 125514, 156342, 234513, 251028, 312684, 469026, 495083, 938052, 990166, 1485249, 1980332, 2970498, 4455747, 5940996, 8911494, 17822988]

約数ペア:

[(1, 17822988), (2, 8911494), (3, 5940996), (4, 4455747), (6, 2970498), (9, 1980332), (12, 1485249), (18, 990166), (19, 938052), (36, 495083), (38, 469026), (57, 312684), (71, 251028), (76, 234513), (114, 156342), (142, 125514), (171, 104228), (213, 83676), (228, 78171), (284, 62757), (342, 52114), (367, 48564), (426, 41838), (639, 27892), (684, 26057), (734, 24282), (852, 20919), (1101, 16188), (1278, 13946), (1349, 13212), (1468, 12141), (2202, 8094), (2556, 6973), (2698, 6606), (3303, 5396), (4047, 4404)]