18621592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3469}}^1$

素因数の和:3547

約数の個数: 32

約数和(自身を含む): 38725200

約数和(自身を除く): 20103608

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 3469, 5368, 6938, 13876, 27752, 38159, 76318, 152636, 211609, 305272, 423218, 846436, 1692872, 2327699, 4655398, 9310796, 18621592]

約数ペア:

[(1, 18621592), (2, 9310796), (4, 4655398), (8, 2327699), (11, 1692872), (22, 846436), (44, 423218), (61, 305272), (88, 211609), (122, 152636), (244, 76318), (488, 38159), (671, 27752), (1342, 13876), (2684, 6938), (3469, 5368)]