18791936

素因数分解:

$2^9\times {\mathrm{17}}^2\times {\mathrm{127}}^1$

素因数の和:179

約数の個数: 60

約数和(自身を含む): 40199808

約数和(自身を除く): 21407872

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 127, 128, 136, 254, 256, 272, 289, 508, 512, 544, 578, 1016, 1088, 1156, 2032, 2159, 2176, 2312, 4064, 4318, 4352, 4624, 8128, 8636, 8704, 9248, 16256, 17272, 18496, 32512, 34544, 36703, 36992, 65024, 69088, 73406, 73984, 138176, 146812, 147968, 276352, 293624, 552704, 587248, 1105408, 1174496, 2348992, 4697984, 9395968, 18791936]

約数ペア:

[(1, 18791936), (2, 9395968), (4, 4697984), (8, 2348992), (16, 1174496), (17, 1105408), (32, 587248), (34, 552704), (64, 293624), (68, 276352), (127, 147968), (128, 146812), (136, 138176), (254, 73984), (256, 73406), (272, 69088), (289, 65024), (508, 36992), (512, 36703), (544, 34544), (578, 32512), (1016, 18496), (1088, 17272), (1156, 16256), (2032, 9248), (2159, 8704), (2176, 8636), (2312, 8128), (4064, 4624), (4318, 4352)]