209755516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{769}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 401447200

約数和(自身を除く): 191691684

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 97, 148, 194, 388, 703, 769, 1406, 1538, 1843, 2812, 3076, 3589, 3686, 7178, 7372, 14356, 14611, 28453, 29222, 56906, 58444, 68191, 74593, 113812, 136382, 149186, 272764, 298372, 540607, 1081214, 1417267, 2162428, 2759941, 2834534, 5519882, 5669068, 11039764, 52438879, 104877758, 209755516]

約数ペア:

[(1, 209755516), (2, 104877758), (4, 52438879), (19, 11039764), (37, 5669068), (38, 5519882), (74, 2834534), (76, 2759941), (97, 2162428), (148, 1417267), (194, 1081214), (388, 540607), (703, 298372), (769, 272764), (1406, 149186), (1538, 136382), (1843, 113812), (2812, 74593), (3076, 68191), (3589, 58444), (3686, 56906), (7178, 29222), (7372, 28453), (14356, 14611)]