20178880029

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{34297}}^1$

素因数の和:34607

約数の個数: 64

約数和(自身を含む): 37404026880

約数和(自身を除く): 17225146851

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 283, 297, 693, 849, 1981, 2079, 2547, 3113, 5943, 7641, 9339, 17829, 21791, 28017, 34297, 53487, 65373, 84051, 102891, 196119, 240079, 308673, 377267, 588357, 720237, 926019, 1131801, 2160711, 2640869, 3395403, 6482133, 7922607, 9706051, 10186209, 23767821, 29118153, 67942357, 71303463, 87354459, 106766561, 203827071, 262063377, 320299683, 611481213, 747365927, 960899049, 1834443639, 2242097781, 2882697147, 6726293343, 20178880029]

約数ペア:

[(1, 20178880029), (3, 6726293343), (7, 2882697147), (9, 2242097781), (11, 1834443639), (21, 960899049), (27, 747365927), (33, 611481213), (63, 320299683), (77, 262063377), (99, 203827071), (189, 106766561), (231, 87354459), (283, 71303463), (297, 67942357), (693, 29118153), (849, 23767821), (1981, 10186209), (2079, 9706051), (2547, 7922607), (3113, 6482133), (5943, 3395403), (7641, 2640869), (9339, 2160711), (17829, 1131801), (21791, 926019), (28017, 720237), (34297, 588357), (53487, 377267), (65373, 308673), (84051, 240079), (102891, 196119)]