20748474

素因数分解:

$2^1\times 3^4\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:832

約数の個数: 40

約数和(自身を含む): 46789248

約数和(自身を除く): 26040774

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 211, 422, 607, 633, 1214, 1266, 1821, 1899, 3642, 3798, 5463, 5697, 10926, 11394, 16389, 17091, 32778, 34182, 49167, 98334, 128077, 256154, 384231, 768462, 1152693, 2305386, 3458079, 6916158, 10374237, 20748474]

約数ペア:

[(1, 20748474), (2, 10374237), (3, 6916158), (6, 3458079), (9, 2305386), (18, 1152693), (27, 768462), (54, 384231), (81, 256154), (162, 128077), (211, 98334), (422, 49167), (607, 34182), (633, 32778), (1214, 17091), (1266, 16389), (1821, 11394), (1899, 10926), (3642, 5697), (3798, 5463)]