19886724

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3863}}^1$

素因数の和:3897

約数の個数: 72

約数和(自身を含む): 59072832

約数和(自身を除く): 39186108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 3863, 5148, 7726, 11589, 15452, 23178, 34767, 42493, 46356, 50219, 69534, 84986, 100438, 127479, 139068, 150657, 169972, 200876, 254958, 301314, 382437, 451971, 509916, 552409, 602628, 764874, 903942, 1104818, 1529748, 1657227, 1807884, 2209636, 3314454, 4971681, 6628908, 9943362, 19886724]

約数ペア:

[(1, 19886724), (2, 9943362), (3, 6628908), (4, 4971681), (6, 3314454), (9, 2209636), (11, 1807884), (12, 1657227), (13, 1529748), (18, 1104818), (22, 903942), (26, 764874), (33, 602628), (36, 552409), (39, 509916), (44, 451971), (52, 382437), (66, 301314), (78, 254958), (99, 200876), (117, 169972), (132, 150657), (143, 139068), (156, 127479), (198, 100438), (234, 84986), (286, 69534), (396, 50219), (429, 46356), (468, 42493), (572, 34767), (858, 23178), (1287, 15452), (1716, 11589), (2574, 7726), (3863, 5148)]