19910299310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1\times {\mathrm{5119}}^1$

素因数の和:7017

約数の個数: 64

約数和(自身を含む): 41184460800

約数和(自身を除く): 21274161490

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 1861, 2090, 3722, 5119, 9305, 10238, 18610, 20471, 25595, 35359, 40942, 51190, 56309, 70718, 97261, 102355, 112618, 176795, 194522, 204710, 281545, 353590, 388949, 486305, 563090, 777898, 972610, 1069871, 1944745, 2139742, 3889490, 5349355, 9526459, 10698710, 19052918, 47632295, 95264590, 104791049, 181002721, 209582098, 362005442, 523955245, 905013605, 1047910490, 1810027210, 1991029931, 3982059862, 9955149655, 19910299310]

約数ペア:

[(1, 19910299310), (2, 9955149655), (5, 3982059862), (10, 1991029931), (11, 1810027210), (19, 1047910490), (22, 905013605), (38, 523955245), (55, 362005442), (95, 209582098), (110, 181002721), (190, 104791049), (209, 95264590), (418, 47632295), (1045, 19052918), (1861, 10698710), (2090, 9526459), (3722, 5349355), (5119, 3889490), (9305, 2139742), (10238, 1944745), (18610, 1069871), (20471, 972610), (25595, 777898), (35359, 563090), (40942, 486305), (51190, 388949), (56309, 353590), (70718, 281545), (97261, 204710), (102355, 194522), (112618, 176795)]