19247955

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 32102400

約数和(自身を除く): 12854445

約数列:

[1, 3, 5, 15, 37, 79, 111, 185, 237, 395, 439, 555, 1185, 1317, 2195, 2923, 6585, 8769, 14615, 16243, 34681, 43845, 48729, 81215, 104043, 173405, 243645, 520215, 1283197, 3849591, 6415985, 19247955]

約数ペア:

[(1, 19247955), (3, 6415985), (5, 3849591), (15, 1283197), (37, 520215), (79, 243645), (111, 173405), (185, 104043), (237, 81215), (395, 48729), (439, 43845), (555, 34681), (1185, 16243), (1317, 14615), (2195, 8769), (2923, 6585)]