19980912

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{59467}}^1$

素因数の和:59485

約数の個数: 40

約数和(自身を含む): 58992256

約数和(自身を除く): 39011344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 59467, 118934, 178401, 237868, 356802, 416269, 475736, 713604, 832538, 951472, 1248807, 1427208, 1665076, 2497614, 2854416, 3330152, 4995228, 6660304, 9990456, 19980912]

約数ペア:

[(1, 19980912), (2, 9990456), (3, 6660304), (4, 4995228), (6, 3330152), (7, 2854416), (8, 2497614), (12, 1665076), (14, 1427208), (16, 1248807), (21, 951472), (24, 832538), (28, 713604), (42, 475736), (48, 416269), (56, 356802), (84, 237868), (112, 178401), (168, 118934), (336, 59467)]