20698544608

素因数分解:

$2^5\times 7^1\times {\mathrm{607}}^1\times {\mathrm{152231}}^1$

素因数の和:152855

約数の個数: 48

約数和(自身を含む): 46648756224

約数和(自身を除く): 25950211616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 607, 1214, 2428, 4249, 4856, 8498, 9712, 16996, 19424, 33992, 67984, 135968, 152231, 304462, 608924, 1065617, 1217848, 2131234, 2435696, 4262468, 4871392, 8524936, 17049872, 34099744, 92404217, 184808434, 369616868, 646829519, 739233736, 1293659038, 1478467472, 2587318076, 2956934944, 5174636152, 10349272304, 20698544608]

約数ペア:

[(1, 20698544608), (2, 10349272304), (4, 5174636152), (7, 2956934944), (8, 2587318076), (14, 1478467472), (16, 1293659038), (28, 739233736), (32, 646829519), (56, 369616868), (112, 184808434), (224, 92404217), (607, 34099744), (1214, 17049872), (2428, 8524936), (4249, 4871392), (4856, 4262468), (8498, 2435696), (9712, 2131234), (16996, 1217848), (19424, 1065617), (33992, 608924), (67984, 304462), (135968, 152231)]