20731872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30851}}^1$

素因数の和:30871

約数の個数: 48

約数和(自身を含む): 62197632

約数和(自身を除く): 41465760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30851, 61702, 92553, 123404, 185106, 215957, 246808, 370212, 431914, 493616, 647871, 740424, 863828, 987232, 1295742, 1480848, 1727656, 2591484, 2961696, 3455312, 5182968, 6910624, 10365936, 20731872]

約数ペア:

[(1, 20731872), (2, 10365936), (3, 6910624), (4, 5182968), (6, 3455312), (7, 2961696), (8, 2591484), (12, 1727656), (14, 1480848), (16, 1295742), (21, 987232), (24, 863828), (28, 740424), (32, 647871), (42, 493616), (48, 431914), (56, 370212), (84, 246808), (96, 215957), (112, 185106), (168, 123404), (224, 92553), (336, 61702), (672, 30851)]