40392898

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11681}}^1$

素因数の和:11722

約数の個数: 32

約数和(自身を含む): 78503040

約数和(自身を除く): 38110142

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 11681, 23362, 81767, 151853, 163534, 221939, 303706, 443878, 1062971, 1553573, 2125942, 2885207, 3107146, 5770414, 20196449, 40392898]

約数ペア:

[(1, 40392898), (2, 20196449), (7, 5770414), (13, 3107146), (14, 2885207), (19, 2125942), (26, 1553573), (38, 1062971), (91, 443878), (133, 303706), (182, 221939), (247, 163534), (266, 151853), (494, 81767), (1729, 23362), (3458, 11681)]