19814868

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{2659}}^1$

素因数の和:2698

約数の個数: 60

約数和(自身を含む): 54072480

約数和(自身を除く): 34257612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 276, 324, 414, 621, 828, 1242, 1863, 2484, 2659, 3726, 5318, 7452, 7977, 10636, 15954, 23931, 31908, 47862, 61157, 71793, 95724, 122314, 143586, 183471, 215379, 244628, 287172, 366942, 430758, 550413, 733884, 861516, 1100826, 1651239, 2201652, 3302478, 4953717, 6604956, 9907434, 19814868]

約数ペア:

[(1, 19814868), (2, 9907434), (3, 6604956), (4, 4953717), (6, 3302478), (9, 2201652), (12, 1651239), (18, 1100826), (23, 861516), (27, 733884), (36, 550413), (46, 430758), (54, 366942), (69, 287172), (81, 244628), (92, 215379), (108, 183471), (138, 143586), (162, 122314), (207, 95724), (276, 71793), (324, 61157), (414, 47862), (621, 31908), (828, 23931), (1242, 15954), (1863, 10636), (2484, 7977), (2659, 7452), (3726, 5318)]