20002682895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{211}}^1\times {\mathrm{919}}^1$

素因数の和:1197

約数の個数: 96

約数和(自身を含む): 36239992320

約数和(自身を除く): 16237309425

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 211, 299, 345, 529, 633, 897, 919, 1055, 1495, 1587, 2645, 2743, 2757, 3165, 4485, 4595, 4853, 6877, 7935, 8229, 11947, 13715, 13785, 14559, 20631, 21137, 24265, 34385, 35841, 41145, 59735, 63089, 63411, 72795, 103155, 105685, 111619, 179205, 189267, 193909, 274781, 315445, 317055, 334857, 486151, 558095, 581727, 824343, 946335, 969545, 1373905, 1451047, 1458453, 1674285, 2430755, 2520817, 2908635, 4121715, 4353141, 4459907, 6319963, 7255235, 7292265, 7562451, 12604085, 13379721, 18959889, 21765705, 22299535, 31599815, 37812255, 57978791, 66898605, 94799445, 102577861, 173936373, 289893955, 307733583, 512889305, 869681865, 1333512193, 1538667915, 4000536579, 6667560965, 20002682895]

約数ペア:

[(1, 20002682895), (3, 6667560965), (5, 4000536579), (13, 1538667915), (15, 1333512193), (23, 869681865), (39, 512889305), (65, 307733583), (69, 289893955), (115, 173936373), (195, 102577861), (211, 94799445), (299, 66898605), (345, 57978791), (529, 37812255), (633, 31599815), (897, 22299535), (919, 21765705), (1055, 18959889), (1495, 13379721), (1587, 12604085), (2645, 7562451), (2743, 7292265), (2757, 7255235), (3165, 6319963), (4485, 4459907), (4595, 4353141), (4853, 4121715), (6877, 2908635), (7935, 2520817), (8229, 2430755), (11947, 1674285), (13715, 1458453), (13785, 1451047), (14559, 1373905), (20631, 969545), (21137, 946335), (24265, 824343), (34385, 581727), (35841, 558095), (41145, 486151), (59735, 334857), (63089, 317055), (63411, 315445), (72795, 274781), (103155, 193909), (105685, 189267), (111619, 179205)]