19936044

素因数分解:

$2^2\times 3^4\times {\mathrm{37}}^1\times {\mathrm{1663}}^1$

素因数の和:1716

約数の個数: 60

約数和(自身を含む): 53557504

約数和(自身を除く): 33621460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 324, 333, 444, 666, 999, 1332, 1663, 1998, 2997, 3326, 3996, 4989, 5994, 6652, 9978, 11988, 14967, 19956, 29934, 44901, 59868, 61531, 89802, 123062, 134703, 179604, 184593, 246124, 269406, 369186, 538812, 553779, 738372, 1107558, 1661337, 2215116, 3322674, 4984011, 6645348, 9968022, 19936044]

約数ペア:

[(1, 19936044), (2, 9968022), (3, 6645348), (4, 4984011), (6, 3322674), (9, 2215116), (12, 1661337), (18, 1107558), (27, 738372), (36, 553779), (37, 538812), (54, 369186), (74, 269406), (81, 246124), (108, 184593), (111, 179604), (148, 134703), (162, 123062), (222, 89802), (324, 61531), (333, 59868), (444, 44901), (666, 29934), (999, 19956), (1332, 14967), (1663, 11988), (1998, 9978), (2997, 6652), (3326, 5994), (3996, 4989)]