18440464

素因数分解:

$2^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:612

約数の個数: 60

約数和(自身を含む): 42605904

約数和(自身を除く): 24165440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 301, 344, 392, 547, 602, 688, 784, 1094, 1204, 2107, 2188, 2408, 3829, 4214, 4376, 4816, 7658, 8428, 8752, 15316, 16856, 23521, 26803, 30632, 33712, 47042, 53606, 61264, 94084, 107212, 164647, 188168, 214424, 329294, 376336, 428848, 658588, 1152529, 1317176, 2305058, 2634352, 4610116, 9220232, 18440464]

約数ペア:

[(1, 18440464), (2, 9220232), (4, 4610116), (7, 2634352), (8, 2305058), (14, 1317176), (16, 1152529), (28, 658588), (43, 428848), (49, 376336), (56, 329294), (86, 214424), (98, 188168), (112, 164647), (172, 107212), (196, 94084), (301, 61264), (344, 53606), (392, 47042), (547, 33712), (602, 30632), (688, 26803), (784, 23521), (1094, 16856), (1204, 15316), (2107, 8752), (2188, 8428), (2408, 7658), (3829, 4816), (4214, 4376)]