20157361916

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{3533}}^1$

素因数の和:4014

約数の個数: 48

約数和(自身を含む): 36503392800

約数和(自身を除く): 16346030884

約数列:

[1, 2, 4, 61, 67, 122, 134, 244, 268, 349, 698, 1396, 3533, 4087, 7066, 8174, 14132, 16348, 21289, 23383, 42578, 46766, 85156, 93532, 215513, 236711, 431026, 473422, 862052, 946844, 1233017, 1426363, 2466034, 2852726, 4932068, 5705452, 14439371, 28878742, 57757484, 75214037, 82612139, 150428074, 165224278, 300856148, 330448556, 5039340479, 10078680958, 20157361916]

約数ペア:

[(1, 20157361916), (2, 10078680958), (4, 5039340479), (61, 330448556), (67, 300856148), (122, 165224278), (134, 150428074), (244, 82612139), (268, 75214037), (349, 57757484), (698, 28878742), (1396, 14439371), (3533, 5705452), (4087, 4932068), (7066, 2852726), (8174, 2466034), (14132, 1426363), (16348, 1233017), (21289, 946844), (23383, 862052), (42578, 473422), (46766, 431026), (85156, 236711), (93532, 215513)]