16890164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 32901120

約数和(自身を除く): 16010956

約数列:

[1, 2, 4, 19, 31, 38, 62, 67, 76, 107, 124, 134, 214, 268, 428, 589, 1178, 1273, 2033, 2077, 2356, 2546, 3317, 4066, 4154, 5092, 6634, 7169, 8132, 8308, 13268, 14338, 28676, 39463, 63023, 78926, 126046, 136211, 157852, 222239, 252092, 272422, 444478, 544844, 888956, 4222541, 8445082, 16890164]

約数ペア:

[(1, 16890164), (2, 8445082), (4, 4222541), (19, 888956), (31, 544844), (38, 444478), (62, 272422), (67, 252092), (76, 222239), (107, 157852), (124, 136211), (134, 126046), (214, 78926), (268, 63023), (428, 39463), (589, 28676), (1178, 14338), (1273, 13268), (2033, 8308), (2077, 8132), (2356, 7169), (2546, 6634), (3317, 5092), (4066, 4154)]