20110602

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2389}}^1$

素因数の和:2478

約数の個数: 32

約数和(自身を含む): 42675840

約数和(自身を除く): 22565238

約数列:

[1, 2, 3, 6, 23, 46, 61, 69, 122, 138, 183, 366, 1403, 2389, 2806, 4209, 4778, 7167, 8418, 14334, 54947, 109894, 145729, 164841, 291458, 329682, 437187, 874374, 3351767, 6703534, 10055301, 20110602]

約数ペア:

[(1, 20110602), (2, 10055301), (3, 6703534), (6, 3351767), (23, 874374), (46, 437187), (61, 329682), (69, 291458), (122, 164841), (138, 145729), (183, 109894), (366, 54947), (1403, 14334), (2389, 8418), (2806, 7167), (4209, 4778)]