19395774

素因数分解:

$2^1\times 3^6\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 56

約数和(自身を含む): 44620632

約数和(自身を除く): 25224858

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 243, 251, 318, 477, 486, 502, 729, 753, 954, 1431, 1458, 1506, 2259, 2862, 4293, 4518, 6777, 8586, 12879, 13303, 13554, 20331, 25758, 26606, 38637, 39909, 40662, 60993, 77274, 79818, 119727, 121986, 182979, 239454, 359181, 365958, 718362, 1077543, 2155086, 3232629, 6465258, 9697887, 19395774]

約数ペア:

[(1, 19395774), (2, 9697887), (3, 6465258), (6, 3232629), (9, 2155086), (18, 1077543), (27, 718362), (53, 365958), (54, 359181), (81, 239454), (106, 182979), (159, 121986), (162, 119727), (243, 79818), (251, 77274), (318, 60993), (477, 40662), (486, 39909), (502, 38637), (729, 26606), (753, 25758), (954, 20331), (1431, 13554), (1458, 13303), (1506, 12879), (2259, 8586), (2862, 6777), (4293, 4518)]