16978976

素因数分解:

$2^5\times 7^1\times {\mathrm{229}}^1\times {\mathrm{331}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 38485440

約数和(自身を除く): 21506464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 229, 331, 458, 662, 916, 1324, 1603, 1832, 2317, 2648, 3206, 3664, 4634, 5296, 6412, 7328, 9268, 10592, 12824, 18536, 25648, 37072, 51296, 74144, 75799, 151598, 303196, 530593, 606392, 1061186, 1212784, 2122372, 2425568, 4244744, 8489488, 16978976]

約数ペア:

[(1, 16978976), (2, 8489488), (4, 4244744), (7, 2425568), (8, 2122372), (14, 1212784), (16, 1061186), (28, 606392), (32, 530593), (56, 303196), (112, 151598), (224, 75799), (229, 74144), (331, 51296), (458, 37072), (662, 25648), (916, 18536), (1324, 12824), (1603, 10592), (1832, 9268), (2317, 7328), (2648, 6412), (3206, 5296), (3664, 4634)]