31015904

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 64915200

約数和(自身を除く): 33899296

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 367, 556, 608, 734, 1112, 1468, 2224, 2641, 2936, 4448, 5282, 5872, 6973, 10564, 11744, 13946, 21128, 27892, 42256, 51013, 55784, 84512, 102026, 111568, 204052, 223136, 408104, 816208, 969247, 1632416, 1938494, 3876988, 7753976, 15507952, 31015904]

約数ペア:

[(1, 31015904), (2, 15507952), (4, 7753976), (8, 3876988), (16, 1938494), (19, 1632416), (32, 969247), (38, 816208), (76, 408104), (139, 223136), (152, 204052), (278, 111568), (304, 102026), (367, 84512), (556, 55784), (608, 51013), (734, 42256), (1112, 27892), (1468, 21128), (2224, 13946), (2641, 11744), (2936, 10564), (4448, 6973), (5282, 5872)]