19795226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 17529574

約数列:

[1, 2, 11, 19, 22, 23, 29, 38, 46, 58, 71, 142, 209, 253, 319, 418, 437, 506, 551, 638, 667, 781, 874, 1102, 1334, 1349, 1562, 1633, 2059, 2698, 3266, 4118, 4807, 6061, 7337, 9614, 12122, 12673, 14674, 14839, 17963, 22649, 25346, 29678, 31027, 35926, 39121, 45298, 47357, 62054, 78242, 94714, 139403, 278806, 341297, 430331, 520927, 682594, 860662, 899783, 1041854, 1799566, 9897613, 19795226]

約数ペア:

[(1, 19795226), (2, 9897613), (11, 1799566), (19, 1041854), (22, 899783), (23, 860662), (29, 682594), (38, 520927), (46, 430331), (58, 341297), (71, 278806), (142, 139403), (209, 94714), (253, 78242), (319, 62054), (418, 47357), (437, 45298), (506, 39121), (551, 35926), (638, 31027), (667, 29678), (781, 25346), (874, 22649), (1102, 17963), (1334, 14839), (1349, 14674), (1562, 12673), (1633, 12122), (2059, 9614), (2698, 7337), (3266, 6061), (4118, 4807)]