18690344

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2593}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 37820520

約数和(自身を除く): 19130176

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 2593, 3604, 5186, 7208, 10372, 20744, 44081, 88162, 137429, 176324, 274858, 352648, 549716, 1099432, 2336293, 4672586, 9345172, 18690344]

約数ペア:

[(1, 18690344), (2, 9345172), (4, 4672586), (8, 2336293), (17, 1099432), (34, 549716), (53, 352648), (68, 274858), (106, 176324), (136, 137429), (212, 88162), (424, 44081), (901, 20744), (1802, 10372), (2593, 7208), (3604, 5186)]