18616130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1609}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 36514800

約数和(自身を除く): 17898670

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 1609, 2314, 3218, 5785, 8045, 11570, 16090, 20917, 41834, 104585, 143201, 209170, 286402, 716005, 1432010, 1861613, 3723226, 9308065, 18616130]

約数ペア:

[(1, 18616130), (2, 9308065), (5, 3723226), (10, 1861613), (13, 1432010), (26, 716005), (65, 286402), (89, 209170), (130, 143201), (178, 104585), (445, 41834), (890, 20917), (1157, 16090), (1609, 11570), (2314, 8045), (3218, 5785)]