388770856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{62383}}^1$

素因数の和:62449

約数の個数: 32

約数和(自身を含む): 786038400

約数和(自身を除く): 397267544

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 6232, 62383, 124766, 249532, 499064, 1185277, 2370554, 2557703, 4741108, 5115406, 9482216, 10230812, 20461624, 48596357, 97192714, 194385428, 388770856]

約数ペア:

[(1, 388770856), (2, 194385428), (4, 97192714), (8, 48596357), (19, 20461624), (38, 10230812), (41, 9482216), (76, 5115406), (82, 4741108), (152, 2557703), (164, 2370554), (328, 1185277), (779, 499064), (1558, 249532), (3116, 124766), (6232, 62383)]