19514690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3491}}^1$

素因数の和:3554

約数の個数: 32

約数和(自身を含む): 38719296

約数和(自身を除く): 19204606

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3491, 5590, 6982, 17455, 34910, 45383, 90766, 150113, 226915, 300226, 453830, 750565, 1501130, 1951469, 3902938, 9757345, 19514690]

約数ペア:

[(1, 19514690), (2, 9757345), (5, 3902938), (10, 1951469), (13, 1501130), (26, 750565), (43, 453830), (65, 300226), (86, 226915), (130, 150113), (215, 90766), (430, 45383), (559, 34910), (1118, 17455), (2795, 6982), (3491, 5590)]