18935098

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 36049536

約数和(自身を除く): 17114438

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 151, 169, 182, 302, 338, 371, 689, 742, 1057, 1183, 1378, 1963, 2114, 2366, 3926, 4823, 8003, 8957, 9646, 13741, 16006, 17914, 25519, 27482, 51038, 56021, 62699, 104039, 112042, 125398, 178633, 208078, 357266, 728273, 1352507, 1456546, 2705014, 9467549, 18935098]

約数ペア:

[(1, 18935098), (2, 9467549), (7, 2705014), (13, 1456546), (14, 1352507), (26, 728273), (53, 357266), (91, 208078), (106, 178633), (151, 125398), (169, 112042), (182, 104039), (302, 62699), (338, 56021), (371, 51038), (689, 27482), (742, 25519), (1057, 17914), (1183, 16006), (1378, 13741), (1963, 9646), (2114, 8957), (2366, 8003), (3926, 4823)]