18919176

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 30847224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 59, 62, 93, 118, 124, 177, 186, 236, 248, 354, 372, 431, 472, 708, 744, 862, 1293, 1416, 1724, 1829, 2586, 3448, 3658, 5172, 5487, 7316, 10344, 10974, 13361, 14632, 21948, 25429, 26722, 40083, 43896, 50858, 53444, 76287, 80166, 101716, 106888, 152574, 160332, 203432, 305148, 320664, 610296, 788299, 1576598, 2364897, 3153196, 4729794, 6306392, 9459588, 18919176]

約数ペア:

[(1, 18919176), (2, 9459588), (3, 6306392), (4, 4729794), (6, 3153196), (8, 2364897), (12, 1576598), (24, 788299), (31, 610296), (59, 320664), (62, 305148), (93, 203432), (118, 160332), (124, 152574), (177, 106888), (186, 101716), (236, 80166), (248, 76287), (354, 53444), (372, 50858), (431, 43896), (472, 40083), (708, 26722), (744, 25429), (862, 21948), (1293, 14632), (1416, 13361), (1724, 10974), (1829, 10344), (2586, 7316), (3448, 5487), (3658, 5172)]