20199997332

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{25127}}^1$

素因数の和:25437

約数の個数: 72

約数和(自身を含む): 51751417536

約数和(自身を除く): 31551420204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 163, 274, 326, 411, 489, 548, 652, 822, 978, 1233, 1467, 1644, 1956, 2466, 2934, 4932, 5868, 22331, 25127, 44662, 50254, 66993, 75381, 89324, 100508, 133986, 150762, 200979, 226143, 267972, 301524, 401958, 452286, 803916, 904572, 3442399, 4095701, 6884798, 8191402, 10327197, 12287103, 13769596, 16382804, 20654394, 24574206, 30981591, 36861309, 41308788, 49148412, 61963182, 73722618, 123926364, 147445236, 561111037, 1122222074, 1683333111, 2244444148, 3366666222, 5049999333, 6733332444, 10099998666, 20199997332]

約数ペア:

[(1, 20199997332), (2, 10099998666), (3, 6733332444), (4, 5049999333), (6, 3366666222), (9, 2244444148), (12, 1683333111), (18, 1122222074), (36, 561111037), (137, 147445236), (163, 123926364), (274, 73722618), (326, 61963182), (411, 49148412), (489, 41308788), (548, 36861309), (652, 30981591), (822, 24574206), (978, 20654394), (1233, 16382804), (1467, 13769596), (1644, 12287103), (1956, 10327197), (2466, 8191402), (2934, 6884798), (4932, 4095701), (5868, 3442399), (22331, 904572), (25127, 803916), (44662, 452286), (50254, 401958), (66993, 301524), (75381, 267972), (89324, 226143), (100508, 200979), (133986, 150762)]