129557618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 213312000

約数和(自身を除く): 83754382

約数列:

[1, 2, 19, 31, 38, 62, 109, 218, 589, 1009, 1178, 2018, 2071, 3379, 4142, 6758, 19171, 31279, 38342, 62558, 64201, 109981, 128402, 219962, 594301, 1188602, 2089639, 3409411, 4179278, 6818822, 64778809, 129557618]

約数ペア:

[(1, 129557618), (2, 64778809), (19, 6818822), (31, 4179278), (38, 3409411), (62, 2089639), (109, 1188602), (218, 594301), (589, 219962), (1009, 128402), (1178, 109981), (2018, 64201), (2071, 62558), (3379, 38342), (4142, 31279), (6758, 19171)]