38121904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1409}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 78678000

約数和(自身を除く): 40556096

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1409, 1424, 1691, 2818, 3382, 5636, 6764, 11272, 13528, 22544, 26771, 27056, 53542, 107084, 125401, 214168, 250802, 428336, 501604, 1003208, 2006416, 2382619, 4765238, 9530476, 19060952, 38121904]

約数ペア:

[(1, 38121904), (2, 19060952), (4, 9530476), (8, 4765238), (16, 2382619), (19, 2006416), (38, 1003208), (76, 501604), (89, 428336), (152, 250802), (178, 214168), (304, 125401), (356, 107084), (712, 53542), (1409, 27056), (1424, 26771), (1691, 22544), (2818, 13528), (3382, 11272), (5636, 6764)]