19310365

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 6494435

約数列:

[1, 5, 19, 31, 79, 83, 95, 155, 395, 415, 589, 1501, 1577, 2449, 2573, 2945, 6557, 7505, 7885, 12245, 12865, 32785, 46531, 48887, 124583, 203267, 232655, 244435, 622915, 1016335, 3862073, 19310365]

約数ペア:

[(1, 19310365), (5, 3862073), (19, 1016335), (31, 622915), (79, 244435), (83, 232655), (95, 203267), (155, 124583), (395, 48887), (415, 46531), (589, 32785), (1501, 12865), (1577, 12245), (2449, 7885), (2573, 7505), (2945, 6557)]