19698383764

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{81629}}^1$

素因数の和:81760

約数の個数: 48

約数和(自身を含む): 37411355520

約数和(自身を除く): 17712971756

約数列:

[1, 2, 4, 23, 43, 46, 61, 86, 92, 122, 172, 244, 989, 1403, 1978, 2623, 2806, 3956, 5246, 5612, 10492, 60329, 81629, 120658, 163258, 241316, 326516, 1877467, 3510047, 3754934, 4979369, 7020094, 7509868, 9958738, 14040188, 19917476, 80731081, 114525487, 161462162, 214112867, 229050974, 322924324, 428225734, 458101948, 856451468, 4924595941, 9849191882, 19698383764]

約数ペア:

[(1, 19698383764), (2, 9849191882), (4, 4924595941), (23, 856451468), (43, 458101948), (46, 428225734), (61, 322924324), (86, 229050974), (92, 214112867), (122, 161462162), (172, 114525487), (244, 80731081), (989, 19917476), (1403, 14040188), (1978, 9958738), (2623, 7509868), (2806, 7020094), (3956, 4979369), (5246, 3754934), (5612, 3510047), (10492, 1877467), (60329, 326516), (81629, 241316), (120658, 163258)]