19403064

素因数分解:

$2^3\times 3^7\times {\mathrm{1109}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 54612000

約数和(自身を除く): 35208936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1109, 1458, 1944, 2187, 2218, 2916, 3327, 4374, 4436, 5832, 6654, 8748, 8872, 9981, 13308, 17496, 19962, 26616, 29943, 39924, 59886, 79848, 89829, 119772, 179658, 239544, 269487, 359316, 538974, 718632, 808461, 1077948, 1616922, 2155896, 2425383, 3233844, 4850766, 6467688, 9701532, 19403064]

約数ペア:

[(1, 19403064), (2, 9701532), (3, 6467688), (4, 4850766), (6, 3233844), (8, 2425383), (9, 2155896), (12, 1616922), (18, 1077948), (24, 808461), (27, 718632), (36, 538974), (54, 359316), (72, 269487), (81, 239544), (108, 179658), (162, 119772), (216, 89829), (243, 79848), (324, 59886), (486, 39924), (648, 29943), (729, 26616), (972, 19962), (1109, 17496), (1458, 13308), (1944, 9981), (2187, 8872), (2218, 8748), (2916, 6654), (3327, 5832), (4374, 4436)]