2021622724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{65357}}^1$

素因数の和:65428

約数の個数: 48

約数和(自身を含む): 4172454720

約数和(自身を除く): 2150831996

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 148, 209, 407, 418, 703, 814, 836, 1406, 1628, 2812, 7733, 15466, 30932, 65357, 130714, 261428, 718927, 1241783, 1437854, 2418209, 2483566, 2875708, 4836418, 4967132, 9672836, 13659613, 26600299, 27319226, 45945971, 53200598, 54638452, 91891942, 106401196, 183783884, 505405681, 1010811362, 2021622724]

約数ペア:

[(1, 2021622724), (2, 1010811362), (4, 505405681), (11, 183783884), (19, 106401196), (22, 91891942), (37, 54638452), (38, 53200598), (44, 45945971), (74, 27319226), (76, 26600299), (148, 13659613), (209, 9672836), (407, 4967132), (418, 4836418), (703, 2875708), (814, 2483566), (836, 2418209), (1406, 1437854), (1628, 1241783), (2812, 718927), (7733, 261428), (15466, 130714), (30932, 65357)]