20941796176

素因数分解:

$2^4\times 7^1\times {\mathrm{5233}}^1\times {\mathrm{35731}}^1$

素因数の和:40979

約数の個数: 40

約数和(自身を含む): 46381279424

約数和(自身を除く): 25439483248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 5233, 10466, 20932, 35731, 36631, 41864, 71462, 73262, 83728, 142924, 146524, 250117, 285848, 293048, 500234, 571696, 586096, 1000468, 2000936, 4001872, 186980323, 373960646, 747921292, 1308862261, 1495842584, 2617724522, 2991685168, 5235449044, 10470898088, 20941796176]

約数ペア:

[(1, 20941796176), (2, 10470898088), (4, 5235449044), (7, 2991685168), (8, 2617724522), (14, 1495842584), (16, 1308862261), (28, 747921292), (56, 373960646), (112, 186980323), (5233, 4001872), (10466, 2000936), (20932, 1000468), (35731, 586096), (36631, 571696), (41864, 500234), (71462, 293048), (73262, 285848), (83728, 250117), (142924, 146524)]