28149944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4517}}^1$

素因数の和:4583

約数の個数: 32

約数和(自身を含む): 56926800

約数和(自身を除く): 28776856

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 4517, 6232, 9034, 18068, 36136, 85823, 171646, 185197, 343292, 370394, 686584, 740788, 1481576, 3518743, 7037486, 14074972, 28149944]

約数ペア:

[(1, 28149944), (2, 14074972), (4, 7037486), (8, 3518743), (19, 1481576), (38, 740788), (41, 686584), (76, 370394), (82, 343292), (152, 185197), (164, 171646), (328, 85823), (779, 36136), (1558, 18068), (3116, 9034), (4517, 6232)]