20147157548

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{346433}}^1$

素因数の和:346542

約数の個数: 48

約数和(自身を含む): 42215061504

約数和(自身を除く): 22067903956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 434, 469, 868, 938, 1876, 2077, 4154, 8308, 14539, 29078, 58156, 346433, 692866, 1385732, 2425031, 4850062, 9700124, 10739423, 21478846, 23211011, 42957692, 46422022, 75175961, 92844044, 150351922, 162477077, 300703844, 324954154, 649908308, 719541341, 1439082682, 2878165364, 5036789387, 10073578774, 20147157548]

約数ペア:

[(1, 20147157548), (2, 10073578774), (4, 5036789387), (7, 2878165364), (14, 1439082682), (28, 719541341), (31, 649908308), (62, 324954154), (67, 300703844), (124, 162477077), (134, 150351922), (217, 92844044), (268, 75175961), (434, 46422022), (469, 42957692), (868, 23211011), (938, 21478846), (1876, 10739423), (2077, 9700124), (4154, 4850062), (8308, 2425031), (14539, 1385732), (29078, 692866), (58156, 346433)]