19041309

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 34774272

約数和(自身を除く): 15732963

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 483, 773, 1071, 1173, 1449, 2319, 2737, 3519, 5411, 6957, 8211, 13141, 16233, 17779, 24633, 39423, 48699, 53337, 91987, 118269, 124453, 160011, 275961, 302243, 373359, 827883, 906729, 1120077, 2115701, 2720187, 6347103, 19041309]

約数ペア:

[(1, 19041309), (3, 6347103), (7, 2720187), (9, 2115701), (17, 1120077), (21, 906729), (23, 827883), (51, 373359), (63, 302243), (69, 275961), (119, 160011), (153, 124453), (161, 118269), (207, 91987), (357, 53337), (391, 48699), (483, 39423), (773, 24633), (1071, 17779), (1173, 16233), (1449, 13141), (2319, 8211), (2737, 6957), (3519, 5411)]