19010992

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 49496832

約数和(自身を除く): 30485840

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1187, 1232, 1456, 2002, 2288, 2374, 4004, 4748, 8008, 8309, 9496, 13057, 15431, 16016, 16618, 18992, 26114, 30862, 33236, 52228, 61724, 66472, 91399, 104456, 108017, 123448, 132944, 169741, 182798, 208912, 216034, 246896, 339482, 365596, 432068, 678964, 731192, 864136, 1188187, 1357928, 1462384, 1728272, 2376374, 2715856, 4752748, 9505496, 19010992]

約数ペア:

[(1, 19010992), (2, 9505496), (4, 4752748), (7, 2715856), (8, 2376374), (11, 1728272), (13, 1462384), (14, 1357928), (16, 1188187), (22, 864136), (26, 731192), (28, 678964), (44, 432068), (52, 365596), (56, 339482), (77, 246896), (88, 216034), (91, 208912), (104, 182798), (112, 169741), (143, 132944), (154, 123448), (176, 108017), (182, 104456), (208, 91399), (286, 66472), (308, 61724), (364, 52228), (572, 33236), (616, 30862), (728, 26114), (1001, 18992), (1144, 16618), (1187, 16016), (1232, 15431), (1456, 13057), (2002, 9496), (2288, 8309), (2374, 8008), (4004, 4748)]