20652771490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{34847}}^1$

素因数の和:35011

約数の個数: 64

約数和(自身を含む): 41309097984

約数和(自身を除く): 20656326494

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 97, 130, 194, 235, 470, 485, 611, 970, 1222, 1261, 2522, 3055, 4559, 6110, 6305, 9118, 12610, 22795, 34847, 45590, 59267, 69694, 118534, 174235, 296335, 348470, 453011, 592670, 906022, 1637809, 2265055, 3275618, 3380159, 4530110, 6760318, 8189045, 16378090, 16900795, 21291517, 33801590, 42583034, 43942067, 87884134, 106457585, 158867473, 212915170, 219710335, 317734946, 439420670, 794337365, 1588674730, 2065277149, 4130554298, 10326385745, 20652771490]

約数ペア:

[(1, 20652771490), (2, 10326385745), (5, 4130554298), (10, 2065277149), (13, 1588674730), (26, 794337365), (47, 439420670), (65, 317734946), (94, 219710335), (97, 212915170), (130, 158867473), (194, 106457585), (235, 87884134), (470, 43942067), (485, 42583034), (611, 33801590), (970, 21291517), (1222, 16900795), (1261, 16378090), (2522, 8189045), (3055, 6760318), (4559, 4530110), (6110, 3380159), (6305, 3275618), (9118, 2265055), (12610, 1637809), (22795, 906022), (34847, 592670), (45590, 453011), (59267, 348470), (69694, 296335), (118534, 174235)]