19724362

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4909}}^1$

素因数の和:4966

約数の個数: 24

約数和(自身を含む): 35263620

約数和(自身を除く): 15539258

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 4909, 9818, 34363, 68726, 201269, 240541, 402538, 481082, 1408883, 2817766, 9862181, 19724362]

約数ペア:

[(1, 19724362), (2, 9862181), (7, 2817766), (14, 1408883), (41, 481082), (49, 402538), (82, 240541), (98, 201269), (287, 68726), (574, 34363), (2009, 9818), (4018, 4909)]