20088796

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 43637440

約数和(自身を除く): 23548644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 229, 241, 364, 458, 482, 916, 964, 1603, 1687, 2977, 3133, 3206, 3374, 5954, 6266, 6412, 6748, 11908, 12532, 20839, 21931, 41678, 43862, 55189, 83356, 87724, 110378, 220756, 386323, 717457, 772646, 1434914, 1545292, 2869828, 5022199, 10044398, 20088796]

約数ペア:

[(1, 20088796), (2, 10044398), (4, 5022199), (7, 2869828), (13, 1545292), (14, 1434914), (26, 772646), (28, 717457), (52, 386323), (91, 220756), (182, 110378), (229, 87724), (241, 83356), (364, 55189), (458, 43862), (482, 41678), (916, 21931), (964, 20839), (1603, 12532), (1687, 11908), (2977, 6748), (3133, 6412), (3206, 6266), (3374, 5954)]