19976561024

素因数分解:

$2^7\times 7^1\times {\mathrm{107}}^1\times {\mathrm{208367}}^1$

素因数の和:208495

約数の個数: 64

約数和(自身を含む): 45907637760

約数和(自身を除く): 25931076736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 128, 214, 224, 428, 448, 749, 856, 896, 1498, 1712, 2996, 3424, 5992, 6848, 11984, 13696, 23968, 47936, 95872, 208367, 416734, 833468, 1458569, 1666936, 2917138, 3333872, 5834276, 6667744, 11668552, 13335488, 22295269, 23337104, 26670976, 44590538, 46674208, 89181076, 93348416, 156066883, 178362152, 186696832, 312133766, 356724304, 624267532, 713448608, 1248535064, 1426897216, 2497070128, 2853794432, 4994140256, 9988280512, 19976561024]

約数ペア:

[(1, 19976561024), (2, 9988280512), (4, 4994140256), (7, 2853794432), (8, 2497070128), (14, 1426897216), (16, 1248535064), (28, 713448608), (32, 624267532), (56, 356724304), (64, 312133766), (107, 186696832), (112, 178362152), (128, 156066883), (214, 93348416), (224, 89181076), (428, 46674208), (448, 44590538), (749, 26670976), (856, 23337104), (896, 22295269), (1498, 13335488), (1712, 11668552), (2996, 6667744), (3424, 5834276), (5992, 3333872), (6848, 2917138), (11984, 1666936), (13696, 1458569), (23968, 833468), (47936, 416734), (95872, 208367)]