31345136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4483}}^1$

素因数の和:4533

約数の個数: 40

約数和(自身を含む): 66721920

約数和(自身を除く): 35376784

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 4483, 6992, 8966, 17932, 35864, 71728, 85177, 103109, 170354, 206218, 340708, 412436, 681416, 824872, 1362832, 1649744, 1959071, 3918142, 7836284, 15672568, 31345136]

約数ペア:

[(1, 31345136), (2, 15672568), (4, 7836284), (8, 3918142), (16, 1959071), (19, 1649744), (23, 1362832), (38, 824872), (46, 681416), (76, 412436), (92, 340708), (152, 206218), (184, 170354), (304, 103109), (368, 85177), (437, 71728), (874, 35864), (1748, 17932), (3496, 8966), (4483, 6992)]