19655472

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 53032320

約数和(自身を除く): 33376848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 89, 107, 129, 172, 178, 214, 258, 267, 321, 344, 356, 428, 516, 534, 642, 688, 712, 856, 1032, 1068, 1284, 1424, 1712, 2064, 2136, 2568, 3827, 4272, 4601, 5136, 7654, 9202, 9523, 11481, 13803, 15308, 18404, 19046, 22962, 27606, 28569, 30616, 36808, 38092, 45924, 55212, 57138, 61232, 73616, 76184, 91848, 110424, 114276, 152368, 183696, 220848, 228552, 409489, 457104, 818978, 1228467, 1637956, 2456934, 3275912, 4913868, 6551824, 9827736, 19655472]

約数ペア:

[(1, 19655472), (2, 9827736), (3, 6551824), (4, 4913868), (6, 3275912), (8, 2456934), (12, 1637956), (16, 1228467), (24, 818978), (43, 457104), (48, 409489), (86, 228552), (89, 220848), (107, 183696), (129, 152368), (172, 114276), (178, 110424), (214, 91848), (258, 76184), (267, 73616), (321, 61232), (344, 57138), (356, 55212), (428, 45924), (516, 38092), (534, 36808), (642, 30616), (688, 28569), (712, 27606), (856, 22962), (1032, 19046), (1068, 18404), (1284, 15308), (1424, 13803), (1712, 11481), (2064, 9523), (2136, 9202), (2568, 7654), (3827, 5136), (4272, 4601)]