2019127890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{39521}}^1$

素因数の和:39675

約数の個数: 64

約数和(自身を含む): 5258639232

約数和(自身を除く): 3239511342

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 131, 195, 262, 390, 393, 655, 786, 1310, 1703, 1965, 3406, 3930, 5109, 8515, 10218, 17030, 25545, 39521, 51090, 79042, 118563, 197605, 237126, 395210, 513773, 592815, 1027546, 1185630, 1541319, 2568865, 3082638, 5137730, 5177251, 7706595, 10354502, 15413190, 15531753, 25886255, 31063506, 51772510, 67304263, 77658765, 134608526, 155317530, 201912789, 336521315, 403825578, 673042630, 1009563945, 2019127890]

約数ペア:

[(1, 2019127890), (2, 1009563945), (3, 673042630), (5, 403825578), (6, 336521315), (10, 201912789), (13, 155317530), (15, 134608526), (26, 77658765), (30, 67304263), (39, 51772510), (65, 31063506), (78, 25886255), (130, 15531753), (131, 15413190), (195, 10354502), (262, 7706595), (390, 5177251), (393, 5137730), (655, 3082638), (786, 2568865), (1310, 1541319), (1703, 1185630), (1965, 1027546), (3406, 592815), (3930, 513773), (5109, 395210), (8515, 237126), (10218, 197605), (17030, 118563), (25545, 79042), (39521, 51090)]