20723586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{683}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 24092094

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 389, 683, 778, 1167, 1366, 2049, 2334, 4098, 5057, 8879, 10114, 15171, 17758, 26637, 30342, 53274, 265687, 531374, 797061, 1594122, 3453931, 6907862, 10361793, 20723586]

約数ペア:

[(1, 20723586), (2, 10361793), (3, 6907862), (6, 3453931), (13, 1594122), (26, 797061), (39, 531374), (78, 265687), (389, 53274), (683, 30342), (778, 26637), (1167, 17758), (1366, 15171), (2049, 10114), (2334, 8879), (4098, 5057)]