19493220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 59875200

約数和(自身を除く): 40381980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 29, 30, 34, 51, 58, 60, 68, 85, 87, 102, 116, 145, 170, 174, 204, 255, 290, 340, 348, 435, 493, 510, 580, 659, 870, 986, 1020, 1318, 1479, 1740, 1972, 1977, 2465, 2636, 2958, 3295, 3954, 4930, 5916, 6590, 7395, 7908, 9860, 9885, 11203, 13180, 14790, 19111, 19770, 22406, 29580, 33609, 38222, 39540, 44812, 56015, 57333, 67218, 76444, 95555, 112030, 114666, 134436, 168045, 191110, 224060, 229332, 286665, 324887, 336090, 382220, 573330, 649774, 672180, 974661, 1146660, 1299548, 1624435, 1949322, 3248870, 3898644, 4873305, 6497740, 9746610, 19493220]

約数ペア:

[(1, 19493220), (2, 9746610), (3, 6497740), (4, 4873305), (5, 3898644), (6, 3248870), (10, 1949322), (12, 1624435), (15, 1299548), (17, 1146660), (20, 974661), (29, 672180), (30, 649774), (34, 573330), (51, 382220), (58, 336090), (60, 324887), (68, 286665), (85, 229332), (87, 224060), (102, 191110), (116, 168045), (145, 134436), (170, 114666), (174, 112030), (204, 95555), (255, 76444), (290, 67218), (340, 57333), (348, 56015), (435, 44812), (493, 39540), (510, 38222), (580, 33609), (659, 29580), (870, 22406), (986, 19770), (1020, 19111), (1318, 14790), (1479, 13180), (1740, 11203), (1972, 9885), (1977, 9860), (2465, 7908), (2636, 7395), (2958, 6590), (3295, 5916), (3954, 4930)]