201911024

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 473779200

約数和(自身を除く): 271868176

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 239, 266, 304, 397, 478, 532, 794, 956, 1064, 1588, 1673, 1912, 2128, 2779, 3176, 3346, 3824, 4541, 5558, 6352, 6692, 7543, 9082, 11116, 13384, 15086, 18164, 22232, 26768, 30172, 31787, 36328, 44464, 52801, 60344, 63574, 72656, 94883, 105602, 120688, 127148, 189766, 211204, 254296, 379532, 422408, 508592, 664181, 759064, 844816, 1328362, 1518128, 1802777, 2656724, 3605554, 5313448, 7211108, 10626896, 12619439, 14422216, 25238878, 28844432, 50477756, 100955512, 201911024]

約数ペア:

[(1, 201911024), (2, 100955512), (4, 50477756), (7, 28844432), (8, 25238878), (14, 14422216), (16, 12619439), (19, 10626896), (28, 7211108), (38, 5313448), (56, 3605554), (76, 2656724), (112, 1802777), (133, 1518128), (152, 1328362), (239, 844816), (266, 759064), (304, 664181), (397, 508592), (478, 422408), (532, 379532), (794, 254296), (956, 211204), (1064, 189766), (1588, 127148), (1673, 120688), (1912, 105602), (2128, 94883), (2779, 72656), (3176, 63574), (3346, 60344), (3824, 52801), (4541, 44464), (5558, 36328), (6352, 31787), (6692, 30172), (7543, 26768), (9082, 22232), (11116, 18164), (13384, 15086)]