237908918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20939}}^1$

素因数の和:20996

約数の個数: 32

約数和(自身を含む): 422150400

約数和(自身を除く): 184241482

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 5681, 11362, 20939, 41878, 272207, 397841, 481597, 544414, 795682, 963194, 5171933, 6260761, 9150343, 10343866, 12521522, 18300686, 118954459, 237908918]

約数ペア:

[(1, 237908918), (2, 118954459), (13, 18300686), (19, 12521522), (23, 10343866), (26, 9150343), (38, 6260761), (46, 5171933), (247, 963194), (299, 795682), (437, 544414), (494, 481597), (598, 397841), (874, 272207), (5681, 41878), (11362, 20939)]