19440804908

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{74891}}^1$

素因数の和:75102

約数の個数: 48

約数和(自身を含む): 39725113344

約数和(自身を除く): 20284308436

約数列:

[1, 2, 4, 7, 14, 28, 73, 127, 146, 254, 292, 508, 511, 889, 1022, 1778, 2044, 3556, 9271, 18542, 37084, 64897, 74891, 129794, 149782, 259588, 299564, 524237, 1048474, 2096948, 5467043, 9511157, 10934086, 19022314, 21868172, 38044628, 38269301, 66578099, 76538602, 133156198, 153077204, 266312396, 694314461, 1388628922, 2777257844, 4860201227, 9720402454, 19440804908]

約数ペア:

[(1, 19440804908), (2, 9720402454), (4, 4860201227), (7, 2777257844), (14, 1388628922), (28, 694314461), (73, 266312396), (127, 153077204), (146, 133156198), (254, 76538602), (292, 66578099), (508, 38269301), (511, 38044628), (889, 21868172), (1022, 19022314), (1778, 10934086), (2044, 9511157), (3556, 5467043), (9271, 2096948), (18542, 1048474), (37084, 524237), (64897, 299564), (74891, 259588), (129794, 149782)]