16213548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 42647248

約数和(自身を除く): 26433700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 53, 74, 78, 106, 111, 148, 156, 159, 212, 222, 318, 444, 481, 636, 689, 962, 1378, 1443, 1924, 1961, 2067, 2756, 2809, 2886, 3922, 4134, 5618, 5772, 5883, 7844, 8268, 8427, 11236, 11766, 16854, 23532, 25493, 33708, 36517, 50986, 73034, 76479, 101972, 103933, 109551, 146068, 152958, 207866, 219102, 305916, 311799, 415732, 438204, 623598, 1247196, 1351129, 2702258, 4053387, 5404516, 8106774, 16213548]

約数ペア:

[(1, 16213548), (2, 8106774), (3, 5404516), (4, 4053387), (6, 2702258), (12, 1351129), (13, 1247196), (26, 623598), (37, 438204), (39, 415732), (52, 311799), (53, 305916), (74, 219102), (78, 207866), (106, 152958), (111, 146068), (148, 109551), (156, 103933), (159, 101972), (212, 76479), (222, 73034), (318, 50986), (444, 36517), (481, 33708), (636, 25493), (689, 23532), (962, 16854), (1378, 11766), (1443, 11236), (1924, 8427), (1961, 8268), (2067, 7844), (2756, 5883), (2809, 5772), (2886, 5618), (3922, 4134)]