19981303678

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1\times {\mathrm{30449}}^1$

素因数の和:32944

約数の個数: 32

約数和(自身を含む): 36072288000

約数和(自身を除く): 16090984322

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2467, 4934, 17269, 30449, 34538, 46873, 60898, 93746, 213143, 328111, 426286, 578531, 656222, 1157062, 4049717, 8099434, 75117683, 150235366, 525823781, 1051647562, 1427235977, 2854471954, 9990651839, 19981303678]

約数ペア:

[(1, 19981303678), (2, 9990651839), (7, 2854471954), (14, 1427235977), (19, 1051647562), (38, 525823781), (133, 150235366), (266, 75117683), (2467, 8099434), (4934, 4049717), (17269, 1157062), (30449, 656222), (34538, 578531), (46873, 426286), (60898, 328111), (93746, 213143)]