22168832

素因数分解:

$2^8\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 51508800

約数和(自身を除く): 29339968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 139, 178, 224, 256, 278, 356, 448, 556, 623, 712, 896, 973, 1112, 1246, 1424, 1792, 1946, 2224, 2492, 2848, 3892, 4448, 4984, 5696, 7784, 8896, 9968, 11392, 12371, 15568, 17792, 19936, 22784, 24742, 31136, 35584, 39872, 49484, 62272, 79744, 86597, 98968, 124544, 159488, 173194, 197936, 249088, 346388, 395872, 692776, 791744, 1385552, 1583488, 2771104, 3166976, 5542208, 11084416, 22168832]

約数ペア:

[(1, 22168832), (2, 11084416), (4, 5542208), (7, 3166976), (8, 2771104), (14, 1583488), (16, 1385552), (28, 791744), (32, 692776), (56, 395872), (64, 346388), (89, 249088), (112, 197936), (128, 173194), (139, 159488), (178, 124544), (224, 98968), (256, 86597), (278, 79744), (356, 62272), (448, 49484), (556, 39872), (623, 35584), (712, 31136), (896, 24742), (973, 22784), (1112, 19936), (1246, 17792), (1424, 15568), (1792, 12371), (1946, 11392), (2224, 9968), (2492, 8896), (2848, 7784), (3892, 5696), (4448, 4984)]