20541587038

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{32563}}^1$

素因数の和:32777

約数の個数: 48

約数和(自身を含む): 36952194384

約数和(自身を除く): 16410607346

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 157, 287, 314, 574, 1099, 2009, 2198, 4018, 6437, 7693, 12874, 15386, 32563, 45059, 65126, 90118, 227941, 315413, 455882, 630826, 1335083, 1595587, 2670166, 3191174, 5112391, 9345581, 10224782, 18691162, 35786737, 65419067, 71573474, 130838134, 209608031, 250507159, 419216062, 501014318, 1467256217, 2934512434, 10270793519, 20541587038]

約数ペア:

[(1, 20541587038), (2, 10270793519), (7, 2934512434), (14, 1467256217), (41, 501014318), (49, 419216062), (82, 250507159), (98, 209608031), (157, 130838134), (287, 71573474), (314, 65419067), (574, 35786737), (1099, 18691162), (2009, 10224782), (2198, 9345581), (4018, 5112391), (6437, 3191174), (7693, 2670166), (12874, 1595587), (15386, 1335083), (32563, 630826), (45059, 455882), (65126, 315413), (90118, 227941)]