20823488

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{877}}^1$

素因数の和:949

約数の個数: 56

約数和(自身を含む): 48170592

約数和(自身を除く): 27347104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 742, 848, 877, 1484, 1696, 1754, 2968, 3392, 3508, 5936, 6139, 7016, 11872, 12278, 14032, 23744, 24556, 28064, 46481, 49112, 56128, 92962, 98224, 185924, 196448, 325367, 371848, 392896, 650734, 743696, 1301468, 1487392, 2602936, 2974784, 5205872, 10411744, 20823488]

約数ペア:

[(1, 20823488), (2, 10411744), (4, 5205872), (7, 2974784), (8, 2602936), (14, 1487392), (16, 1301468), (28, 743696), (32, 650734), (53, 392896), (56, 371848), (64, 325367), (106, 196448), (112, 185924), (212, 98224), (224, 92962), (371, 56128), (424, 49112), (448, 46481), (742, 28064), (848, 24556), (877, 23744), (1484, 14032), (1696, 12278), (1754, 11872), (2968, 7016), (3392, 6139), (3508, 5936)]