20132903890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1\times {\mathrm{141991}}^1$

素因数の和:143298

約数の個数: 32

約数和(自身を含む): 39564650880

約数和(自身を除く): 19431746990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1289, 2578, 6445, 12890, 14179, 28358, 70895, 141790, 141991, 283982, 709955, 1419910, 1561901, 3123802, 7809505, 15619010, 183026399, 366052798, 915131995, 1830263990, 2013290389, 4026580778, 10066451945, 20132903890]

約数ペア:

[(1, 20132903890), (2, 10066451945), (5, 4026580778), (10, 2013290389), (11, 1830263990), (22, 915131995), (55, 366052798), (110, 183026399), (1289, 15619010), (2578, 7809505), (6445, 3123802), (12890, 1561901), (14179, 1419910), (28358, 709955), (70895, 283982), (141790, 141991)]