20181948

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 49787136

約数和(自身を除く): 29605188

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 83, 92, 138, 166, 249, 276, 332, 498, 881, 996, 1762, 1909, 2643, 3524, 3818, 5286, 5727, 7636, 10572, 11454, 20263, 22908, 40526, 60789, 73123, 81052, 121578, 146246, 219369, 243156, 292492, 438738, 877476, 1681829, 3363658, 5045487, 6727316, 10090974, 20181948]

約数ペア:

[(1, 20181948), (2, 10090974), (3, 6727316), (4, 5045487), (6, 3363658), (12, 1681829), (23, 877476), (46, 438738), (69, 292492), (83, 243156), (92, 219369), (138, 146246), (166, 121578), (249, 81052), (276, 73123), (332, 60789), (498, 40526), (881, 22908), (996, 20263), (1762, 11454), (1909, 10572), (2643, 7636), (3524, 5727), (3818, 5286)]