20194968132

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{907}}^1\times {\mathrm{7829}}^1$

素因数の和:8825

約数の個数: 72

約数和(自身を含む): 51758179200

約数和(自身を除く): 31563211068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 907, 948, 1422, 1814, 2721, 2844, 3628, 5442, 7829, 8163, 10884, 15658, 16326, 23487, 31316, 32652, 46974, 70461, 71653, 93948, 140922, 143306, 214959, 281844, 286612, 429918, 618491, 644877, 859836, 1236982, 1289754, 1855473, 2473964, 2579508, 3710946, 5566419, 7100903, 7421892, 11132838, 14201806, 21302709, 22265676, 28403612, 42605418, 63908127, 85210836, 127816254, 255632508, 560971337, 1121942674, 1682914011, 2243885348, 3365828022, 5048742033, 6731656044, 10097484066, 20194968132]

約数ペア:

[(1, 20194968132), (2, 10097484066), (3, 6731656044), (4, 5048742033), (6, 3365828022), (9, 2243885348), (12, 1682914011), (18, 1121942674), (36, 560971337), (79, 255632508), (158, 127816254), (237, 85210836), (316, 63908127), (474, 42605418), (711, 28403612), (907, 22265676), (948, 21302709), (1422, 14201806), (1814, 11132838), (2721, 7421892), (2844, 7100903), (3628, 5566419), (5442, 3710946), (7829, 2579508), (8163, 2473964), (10884, 1855473), (15658, 1289754), (16326, 1236982), (23487, 859836), (31316, 644877), (32652, 618491), (46974, 429918), (70461, 286612), (71653, 281844), (93948, 214959), (140922, 143306)]