20159540944

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14156981}}^1$

素因数の和:14157078

約数の個数: 20

約数和(自身を含む): 39497979780

約数和(自身を除く): 19338438836

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14156981, 28313962, 56627924, 113255848, 226511696, 1259971309, 2519942618, 5039885236, 10079770472, 20159540944]

約数ペア:

[(1, 20159540944), (2, 10079770472), (4, 5039885236), (8, 2519942618), (16, 1259971309), (89, 226511696), (178, 113255848), (356, 56627924), (712, 28313962), (1424, 14156981)]