20154077990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3389}}^1\times {\mathrm{12653}}^1$

素因数の和:16096

約数の個数: 32

約数和(自身を含む): 37063059840

約数和(自身を除く): 16908981850

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 3389, 6778, 12653, 16945, 25306, 33890, 63265, 126530, 159283, 318566, 594691, 796415, 1189382, 1592830, 2973455, 5946910, 42881017, 85762034, 214405085, 428810170, 2015407799, 4030815598, 10077038995, 20154077990]

約数ペア:

[(1, 20154077990), (2, 10077038995), (5, 4030815598), (10, 2015407799), (47, 428810170), (94, 214405085), (235, 85762034), (470, 42881017), (3389, 5946910), (6778, 2973455), (12653, 1592830), (16945, 1189382), (25306, 796415), (33890, 594691), (63265, 318566), (126530, 159283)]