39938228

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 83566560

約数和(自身を除く): 43628332

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 101, 121, 172, 202, 209, 242, 404, 418, 473, 484, 817, 836, 946, 1111, 1634, 1892, 1919, 2222, 2299, 3268, 3838, 4343, 4444, 4598, 5203, 7676, 8686, 8987, 9196, 10406, 12221, 17372, 17974, 20812, 21109, 24442, 35948, 42218, 47773, 48884, 82517, 84436, 95546, 98857, 165034, 191092, 197714, 232199, 330068, 395428, 464398, 525503, 907687, 928796, 1051006, 1815374, 2102012, 3630748, 9984557, 19969114, 39938228]

約数ペア:

[(1, 39938228), (2, 19969114), (4, 9984557), (11, 3630748), (19, 2102012), (22, 1815374), (38, 1051006), (43, 928796), (44, 907687), (76, 525503), (86, 464398), (101, 395428), (121, 330068), (172, 232199), (202, 197714), (209, 191092), (242, 165034), (404, 98857), (418, 95546), (473, 84436), (484, 82517), (817, 48884), (836, 47773), (946, 42218), (1111, 35948), (1634, 24442), (1892, 21109), (1919, 20812), (2222, 17974), (2299, 17372), (3268, 12221), (3838, 10406), (4343, 9196), (4444, 8987), (4598, 8686), (5203, 7676)]