201911164

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:867

約数の個数: 72

約数和(自身を含む): 447326880

約数和(自身を除く): 245415716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 109, 182, 196, 218, 364, 436, 637, 727, 763, 1274, 1417, 1454, 1526, 2548, 2834, 2908, 3052, 5089, 5341, 5668, 9451, 9919, 10178, 10682, 18902, 19838, 20356, 21364, 35623, 37804, 39676, 66157, 69433, 71246, 79243, 132314, 138866, 142492, 158486, 264628, 277732, 316972, 463099, 554701, 926198, 1030159, 1109402, 1852396, 2060318, 2218804, 3882907, 4120636, 7211113, 7765814, 14422226, 15531628, 28844452, 50477791, 100955582, 201911164]

約数ペア:

[(1, 201911164), (2, 100955582), (4, 50477791), (7, 28844452), (13, 15531628), (14, 14422226), (26, 7765814), (28, 7211113), (49, 4120636), (52, 3882907), (91, 2218804), (98, 2060318), (109, 1852396), (182, 1109402), (196, 1030159), (218, 926198), (364, 554701), (436, 463099), (637, 316972), (727, 277732), (763, 264628), (1274, 158486), (1417, 142492), (1454, 138866), (1526, 132314), (2548, 79243), (2834, 71246), (2908, 69433), (3052, 66157), (5089, 39676), (5341, 37804), (5668, 35623), (9451, 21364), (9919, 20356), (10178, 19838), (10682, 18902)]