28489778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 48263040

約数和(自身を除く): 19773262

約数列:

[1, 2, 19, 23, 37, 38, 46, 74, 437, 703, 851, 874, 881, 1406, 1702, 1762, 16169, 16739, 20263, 32338, 32597, 33478, 40526, 65194, 384997, 619343, 749731, 769994, 1238686, 1499462, 14244889, 28489778]

約数ペア:

[(1, 28489778), (2, 14244889), (19, 1499462), (23, 1238686), (37, 769994), (38, 749731), (46, 619343), (74, 384997), (437, 65194), (703, 40526), (851, 33478), (874, 32597), (881, 32338), (1406, 20263), (1702, 16739), (1762, 16169)]