16404784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1225

約数の個数: 40

約数和(自身を含む): 35122752

約数和(自身を除く): 18717968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 913, 1123, 1328, 1826, 2246, 3652, 4492, 7304, 8984, 12353, 14608, 17968, 24706, 49412, 93209, 98824, 186418, 197648, 372836, 745672, 1025299, 1491344, 2050598, 4101196, 8202392, 16404784]

約数ペア:

[(1, 16404784), (2, 8202392), (4, 4101196), (8, 2050598), (11, 1491344), (16, 1025299), (22, 745672), (44, 372836), (83, 197648), (88, 186418), (166, 98824), (176, 93209), (332, 49412), (664, 24706), (913, 17968), (1123, 14608), (1328, 12353), (1826, 8984), (2246, 7304), (3652, 4492)]