19964952

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5659}}^1$

素因数の和:5685

約数の個数: 72

約数和(自身を含む): 62910900

約数和(自身を除く): 42945948

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5659, 11318, 16977, 22636, 33954, 39613, 45272, 50931, 67908, 79226, 101862, 118839, 135816, 158452, 203724, 237678, 277291, 316904, 356517, 407448, 475356, 554582, 713034, 831873, 950712, 1109164, 1426068, 1663746, 2218328, 2495619, 2852136, 3327492, 4991238, 6654984, 9982476, 19964952]

約数ペア:

[(1, 19964952), (2, 9982476), (3, 6654984), (4, 4991238), (6, 3327492), (7, 2852136), (8, 2495619), (9, 2218328), (12, 1663746), (14, 1426068), (18, 1109164), (21, 950712), (24, 831873), (28, 713034), (36, 554582), (42, 475356), (49, 407448), (56, 356517), (63, 316904), (72, 277291), (84, 237678), (98, 203724), (126, 158452), (147, 135816), (168, 118839), (196, 101862), (252, 79226), (294, 67908), (392, 50931), (441, 45272), (504, 39613), (588, 33954), (882, 22636), (1176, 16977), (1764, 11318), (3528, 5659)]