219964576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2309}}^1$

素因数の和:2561

約数の個数: 48

約数和(自身を含む): 468606600

約数和(自身を除く): 248642024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 229, 416, 458, 916, 1832, 2309, 2977, 3664, 4618, 5954, 7328, 9236, 11908, 18472, 23816, 30017, 36944, 47632, 60034, 73888, 95264, 120068, 240136, 480272, 528761, 960544, 1057522, 2115044, 4230088, 6873893, 8460176, 13747786, 16920352, 27495572, 54991144, 109982288, 219964576]

約数ペア:

[(1, 219964576), (2, 109982288), (4, 54991144), (8, 27495572), (13, 16920352), (16, 13747786), (26, 8460176), (32, 6873893), (52, 4230088), (104, 2115044), (208, 1057522), (229, 960544), (416, 528761), (458, 480272), (916, 240136), (1832, 120068), (2309, 95264), (2977, 73888), (3664, 60034), (4618, 47632), (5954, 36944), (7328, 30017), (9236, 23816), (11908, 18472)]