19056620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 47416320

約数和(自身を除く): 28359700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 47, 55, 76, 94, 95, 97, 110, 188, 190, 194, 209, 220, 235, 380, 388, 418, 470, 485, 517, 836, 893, 940, 970, 1034, 1045, 1067, 1786, 1843, 1940, 2068, 2090, 2134, 2585, 3572, 3686, 4180, 4268, 4465, 4559, 5170, 5335, 7372, 8930, 9118, 9215, 9823, 10340, 10670, 17860, 18236, 18430, 19646, 20273, 21340, 22795, 36860, 39292, 40546, 45590, 49115, 50149, 81092, 86621, 91180, 98230, 100298, 101365, 173242, 196460, 200596, 202730, 250745, 346484, 405460, 433105, 501490, 866210, 952831, 1002980, 1732420, 1905662, 3811324, 4764155, 9528310, 19056620]

約数ペア:

[(1, 19056620), (2, 9528310), (4, 4764155), (5, 3811324), (10, 1905662), (11, 1732420), (19, 1002980), (20, 952831), (22, 866210), (38, 501490), (44, 433105), (47, 405460), (55, 346484), (76, 250745), (94, 202730), (95, 200596), (97, 196460), (110, 173242), (188, 101365), (190, 100298), (194, 98230), (209, 91180), (220, 86621), (235, 81092), (380, 50149), (388, 49115), (418, 45590), (470, 40546), (485, 39292), (517, 36860), (836, 22795), (893, 21340), (940, 20273), (970, 19646), (1034, 18430), (1045, 18236), (1067, 17860), (1786, 10670), (1843, 10340), (1940, 9823), (2068, 9215), (2090, 9118), (2134, 8930), (2585, 7372), (3572, 5335), (3686, 5170), (4180, 4559), (4268, 4465)]