20442296

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 47044800

約数和(自身を除く): 26602504

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 109, 119, 136, 197, 218, 238, 394, 436, 476, 763, 788, 872, 952, 1379, 1526, 1576, 1853, 2758, 3052, 3349, 3706, 5516, 6104, 6698, 7412, 11032, 12971, 13396, 14824, 21473, 23443, 25942, 26792, 42946, 46886, 51884, 85892, 93772, 103768, 150311, 171784, 187544, 300622, 365041, 601244, 730082, 1202488, 1460164, 2555287, 2920328, 5110574, 10221148, 20442296]

約数ペア:

[(1, 20442296), (2, 10221148), (4, 5110574), (7, 2920328), (8, 2555287), (14, 1460164), (17, 1202488), (28, 730082), (34, 601244), (56, 365041), (68, 300622), (109, 187544), (119, 171784), (136, 150311), (197, 103768), (218, 93772), (238, 85892), (394, 51884), (436, 46886), (476, 42946), (763, 26792), (788, 25942), (872, 23443), (952, 21473), (1379, 14824), (1526, 13396), (1576, 12971), (1853, 11032), (2758, 7412), (3052, 6698), (3349, 6104), (3706, 5516)]