31237938

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 71728800

約数和(自身を除く): 40490862

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 241, 342, 379, 482, 723, 758, 1137, 1446, 2169, 2274, 3411, 4338, 4579, 6822, 7201, 9158, 13737, 14402, 21603, 27474, 41211, 43206, 64809, 82422, 91339, 129618, 182678, 274017, 548034, 822051, 1644102, 1735441, 3470882, 5206323, 10412646, 15618969, 31237938]

約数ペア:

[(1, 31237938), (2, 15618969), (3, 10412646), (6, 5206323), (9, 3470882), (18, 1735441), (19, 1644102), (38, 822051), (57, 548034), (114, 274017), (171, 182678), (241, 129618), (342, 91339), (379, 82422), (482, 64809), (723, 43206), (758, 41211), (1137, 27474), (1446, 21603), (2169, 14402), (2274, 13737), (3411, 9158), (4338, 7201), (4579, 6822)]