20849892

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 57647520

約数和(自身を除く): 36797628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 59, 84, 98, 118, 147, 177, 196, 236, 294, 354, 413, 588, 601, 708, 826, 1202, 1239, 1652, 1803, 2404, 2478, 2891, 3606, 4207, 4956, 5782, 7212, 8414, 8673, 11564, 12621, 16828, 17346, 25242, 29449, 34692, 35459, 50484, 58898, 70918, 88347, 106377, 117796, 141836, 176694, 212754, 248213, 353388, 425508, 496426, 744639, 992852, 1489278, 1737491, 2978556, 3474982, 5212473, 6949964, 10424946, 20849892]

約数ペア:

[(1, 20849892), (2, 10424946), (3, 6949964), (4, 5212473), (6, 3474982), (7, 2978556), (12, 1737491), (14, 1489278), (21, 992852), (28, 744639), (42, 496426), (49, 425508), (59, 353388), (84, 248213), (98, 212754), (118, 176694), (147, 141836), (177, 117796), (196, 106377), (236, 88347), (294, 70918), (354, 58898), (413, 50484), (588, 35459), (601, 34692), (708, 29449), (826, 25242), (1202, 17346), (1239, 16828), (1652, 12621), (1803, 11564), (2404, 8673), (2478, 8414), (2891, 7212), (3606, 5782), (4207, 4956)]