2019907872

素因数分解:

$2^5\times 3^2\times {\mathrm{181}}^1\times {\mathrm{38749}}^1$

素因数の和:38946

約数の個数: 72

約数和(自身を含む): 5775997500

約数和(自身を除く): 3756089628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 181, 288, 362, 543, 724, 1086, 1448, 1629, 2172, 2896, 3258, 4344, 5792, 6516, 8688, 13032, 17376, 26064, 38749, 52128, 77498, 116247, 154996, 232494, 309992, 348741, 464988, 619984, 697482, 929976, 1239968, 1394964, 1859952, 2789928, 3719904, 5579856, 7013569, 11159712, 14027138, 21040707, 28054276, 42081414, 56108552, 63122121, 84162828, 112217104, 126244242, 168325656, 224434208, 252488484, 336651312, 504976968, 673302624, 1009953936, 2019907872]

約数ペア:

[(1, 2019907872), (2, 1009953936), (3, 673302624), (4, 504976968), (6, 336651312), (8, 252488484), (9, 224434208), (12, 168325656), (16, 126244242), (18, 112217104), (24, 84162828), (32, 63122121), (36, 56108552), (48, 42081414), (72, 28054276), (96, 21040707), (144, 14027138), (181, 11159712), (288, 7013569), (362, 5579856), (543, 3719904), (724, 2789928), (1086, 1859952), (1448, 1394964), (1629, 1239968), (2172, 929976), (2896, 697482), (3258, 619984), (4344, 464988), (5792, 348741), (6516, 309992), (8688, 232494), (13032, 154996), (17376, 116247), (26064, 77498), (38749, 52128)]