20487180670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6883}}^1\times {\mathrm{27059}}^1$

素因数の和:33960

約数の個数: 32

約数和(自身を含む): 40236704640

約数和(自身を除く): 19749523970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 6883, 13766, 27059, 34415, 54118, 68830, 75713, 135295, 151426, 270590, 297649, 378565, 595298, 757130, 1488245, 2976490, 186247097, 372494194, 931235485, 1862470970, 2048718067, 4097436134, 10243590335, 20487180670]

約数ペア:

[(1, 20487180670), (2, 10243590335), (5, 4097436134), (10, 2048718067), (11, 1862470970), (22, 931235485), (55, 372494194), (110, 186247097), (6883, 2976490), (13766, 1488245), (27059, 757130), (34415, 595298), (54118, 378565), (68830, 297649), (75713, 270590), (135295, 151426)]