19949244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 56426496

約数和(自身を除く): 36477252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 47, 62, 84, 93, 94, 124, 141, 163, 186, 188, 217, 282, 326, 329, 372, 434, 489, 564, 651, 652, 658, 868, 978, 987, 1141, 1302, 1316, 1457, 1956, 1974, 2282, 2604, 2914, 3423, 3948, 4371, 4564, 5053, 5828, 6846, 7661, 8742, 10106, 10199, 13692, 15159, 15322, 17484, 20212, 20398, 22983, 30318, 30597, 30644, 35371, 40796, 45966, 53627, 60636, 61194, 70742, 91932, 106113, 107254, 122388, 141484, 160881, 212226, 214508, 237491, 321762, 424452, 474982, 643524, 712473, 949964, 1424946, 1662437, 2849892, 3324874, 4987311, 6649748, 9974622, 19949244]

約数ペア:

[(1, 19949244), (2, 9974622), (3, 6649748), (4, 4987311), (6, 3324874), (7, 2849892), (12, 1662437), (14, 1424946), (21, 949964), (28, 712473), (31, 643524), (42, 474982), (47, 424452), (62, 321762), (84, 237491), (93, 214508), (94, 212226), (124, 160881), (141, 141484), (163, 122388), (186, 107254), (188, 106113), (217, 91932), (282, 70742), (326, 61194), (329, 60636), (372, 53627), (434, 45966), (489, 40796), (564, 35371), (651, 30644), (652, 30597), (658, 30318), (868, 22983), (978, 20398), (987, 20212), (1141, 17484), (1302, 15322), (1316, 15159), (1457, 13692), (1956, 10199), (1974, 10106), (2282, 8742), (2604, 7661), (2914, 6846), (3423, 5828), (3948, 5053), (4371, 4564)]