13968268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 27498240

約数和(自身を除く): 13529972

約数列:

[1, 2, 4, 19, 23, 38, 46, 61, 76, 92, 122, 131, 244, 262, 437, 524, 874, 1159, 1403, 1748, 2318, 2489, 2806, 3013, 4636, 4978, 5612, 6026, 7991, 9956, 12052, 15982, 26657, 31964, 53314, 57247, 106628, 114494, 151829, 183793, 228988, 303658, 367586, 607316, 735172, 3492067, 6984134, 13968268]

約数ペア:

[(1, 13968268), (2, 6984134), (4, 3492067), (19, 735172), (23, 607316), (38, 367586), (46, 303658), (61, 228988), (76, 183793), (92, 151829), (122, 114494), (131, 106628), (244, 57247), (262, 53314), (437, 31964), (524, 26657), (874, 15982), (1159, 12052), (1403, 9956), (1748, 7991), (2318, 6026), (2489, 5612), (2806, 4978), (3013, 4636)]