207955912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{31817}}^1$

素因数の和:31885

約数の個数: 32

約数和(自身を含む): 419997600

約数和(自身を除く): 212041688

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 31817, 63634, 127268, 254536, 604523, 1209046, 1368131, 2418092, 2736262, 4836184, 5472524, 10945048, 25994489, 51988978, 103977956, 207955912]

約数ペア:

[(1, 207955912), (2, 103977956), (4, 51988978), (8, 25994489), (19, 10945048), (38, 5472524), (43, 4836184), (76, 2736262), (86, 2418092), (152, 1368131), (172, 1209046), (344, 604523), (817, 254536), (1634, 127268), (3268, 63634), (6536, 31817)]