1899198730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1328111}}^1$

素因数の和:1328142

約数の個数: 32

約数和(自身を含む): 4016210688

約数和(自身を除く): 2117011958

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1328111, 2656222, 6640555, 13281110, 14609221, 17265443, 29218442, 34530886, 73046105, 86327215, 146092210, 172654430, 189919873, 379839746, 949599365, 1899198730]

約数ペア:

[(1, 1899198730), (2, 949599365), (5, 379839746), (10, 189919873), (11, 172654430), (13, 146092210), (22, 86327215), (26, 73046105), (55, 34530886), (65, 29218442), (110, 17265443), (130, 14609221), (143, 13281110), (286, 6640555), (715, 2656222), (1430, 1328111)]