19035772

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 39450880

約数和(自身を除く): 20415108

約数列:

[1, 2, 4, 7, 14, 28, 67, 73, 134, 139, 146, 268, 278, 292, 469, 511, 556, 938, 973, 1022, 1876, 1946, 2044, 3892, 4891, 9313, 9782, 10147, 18626, 19564, 20294, 34237, 37252, 40588, 65191, 68474, 71029, 130382, 136948, 142058, 260764, 284116, 679849, 1359698, 2719396, 4758943, 9517886, 19035772]

約数ペア:

[(1, 19035772), (2, 9517886), (4, 4758943), (7, 2719396), (14, 1359698), (28, 679849), (67, 284116), (73, 260764), (134, 142058), (139, 136948), (146, 130382), (268, 71029), (278, 68474), (292, 65191), (469, 40588), (511, 37252), (556, 34237), (938, 20294), (973, 19564), (1022, 18626), (1876, 10147), (1946, 9782), (2044, 9313), (3892, 4891)]