20139574

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{463}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 37416960

約数和(自身を除く): 17277386

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 239, 463, 478, 926, 1673, 3107, 3241, 3346, 6019, 6214, 6482, 12038, 21749, 42133, 43498, 84266, 110657, 221314, 774599, 1438541, 1549198, 2877082, 10069787, 20139574]

約数ペア:

[(1, 20139574), (2, 10069787), (7, 2877082), (13, 1549198), (14, 1438541), (26, 774599), (91, 221314), (182, 110657), (239, 84266), (463, 43498), (478, 42133), (926, 21749), (1673, 12038), (3107, 6482), (3241, 6214), (3346, 6019)]