20057654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 34149600

約数和(自身を除く): 14091946

約数列:

[1, 2, 17, 19, 34, 38, 61, 122, 323, 509, 646, 1018, 1037, 1159, 2074, 2318, 8653, 9671, 17306, 19342, 19703, 31049, 39406, 62098, 164407, 328814, 527833, 589931, 1055666, 1179862, 10028827, 20057654]

約数ペア:

[(1, 20057654), (2, 10028827), (17, 1179862), (19, 1055666), (34, 589931), (38, 527833), (61, 328814), (122, 164407), (323, 62098), (509, 39406), (646, 31049), (1018, 19703), (1037, 19342), (1159, 17306), (2074, 9671), (2318, 8653)]