20083756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 44174592

約数和(自身を除く): 24090836

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 197, 308, 331, 394, 662, 788, 1324, 1379, 2167, 2317, 2758, 3641, 4334, 4634, 5516, 7282, 8668, 9268, 14564, 15169, 25487, 30338, 50974, 60676, 65207, 101948, 130414, 260828, 456449, 717277, 912898, 1434554, 1825796, 2869108, 5020939, 10041878, 20083756]

約数ペア:

[(1, 20083756), (2, 10041878), (4, 5020939), (7, 2869108), (11, 1825796), (14, 1434554), (22, 912898), (28, 717277), (44, 456449), (77, 260828), (154, 130414), (197, 101948), (308, 65207), (331, 60676), (394, 50974), (662, 30338), (788, 25487), (1324, 15169), (1379, 14564), (2167, 9268), (2317, 8668), (2758, 7282), (3641, 5516), (4334, 4634)]