1638874304

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{619}}^1\times {\mathrm{1009}}^1$

素因数の和:1681

約数の個数: 56

約数和(自身を含む): 3340150800

約数和(自身を除く): 1701276496

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 619, 656, 1009, 1238, 1312, 2018, 2476, 2624, 4036, 4952, 8072, 9904, 16144, 19808, 25379, 32288, 39616, 41369, 50758, 64576, 82738, 101516, 165476, 203032, 330952, 406064, 624571, 661904, 812128, 1249142, 1323808, 1624256, 2498284, 2647616, 4996568, 9993136, 19986272, 25607411, 39972544, 51214822, 102429644, 204859288, 409718576, 819437152, 1638874304]

約数ペア:

[(1, 1638874304), (2, 819437152), (4, 409718576), (8, 204859288), (16, 102429644), (32, 51214822), (41, 39972544), (64, 25607411), (82, 19986272), (164, 9993136), (328, 4996568), (619, 2647616), (656, 2498284), (1009, 1624256), (1238, 1323808), (1312, 1249142), (2018, 812128), (2476, 661904), (2624, 624571), (4036, 406064), (4952, 330952), (8072, 203032), (9904, 165476), (16144, 101516), (19808, 82738), (25379, 64576), (32288, 50758), (39616, 41369)]