20190968

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 26257672

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 127, 136, 167, 238, 254, 334, 476, 508, 668, 889, 952, 1016, 1169, 1336, 1778, 2159, 2338, 2839, 3556, 4318, 4676, 5678, 7112, 8636, 9352, 11356, 15113, 17272, 19873, 21209, 22712, 30226, 39746, 42418, 60452, 79492, 84836, 120904, 148463, 158984, 169672, 296926, 360553, 593852, 721106, 1187704, 1442212, 2523871, 2884424, 5047742, 10095484, 20190968]

約数ペア:

[(1, 20190968), (2, 10095484), (4, 5047742), (7, 2884424), (8, 2523871), (14, 1442212), (17, 1187704), (28, 721106), (34, 593852), (56, 360553), (68, 296926), (119, 169672), (127, 158984), (136, 148463), (167, 120904), (238, 84836), (254, 79492), (334, 60452), (476, 42418), (508, 39746), (668, 30226), (889, 22712), (952, 21209), (1016, 19873), (1169, 17272), (1336, 15113), (1778, 11356), (2159, 9352), (2338, 8636), (2839, 7112), (3556, 5678), (4318, 4676)]