19261478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12671962

約数列:

[1, 2, 19, 31, 38, 62, 83, 166, 197, 394, 589, 1178, 1577, 2573, 3154, 3743, 5146, 6107, 7486, 12214, 16351, 32702, 48887, 97774, 116033, 232066, 310669, 506881, 621338, 1013762, 9630739, 19261478]

約数ペア:

[(1, 19261478), (2, 9630739), (19, 1013762), (31, 621338), (38, 506881), (62, 310669), (83, 232066), (166, 116033), (197, 97774), (394, 48887), (589, 32702), (1178, 16351), (1577, 12214), (2573, 7486), (3154, 6107), (3743, 5146)]